Statistics & Probability

07:24
The Raisin Bran Effect

2 months ago / 32 views

AKA "The Brazil Nut Effect" but brazil nuts are blah You can learn more at https://curiositystream.com/smart ↓↓↓ More info and sources below ↓↓↓ The bottom of the cereal box is a disappointing place. But at least now you know why. Where do you see the Bra
09:16
What's the Most Unlikely Thing That Could Happen to You?

4 months ago / 50 views

Start learning intuitively with Brilliant for 20% off by being of the first 200 people to sign up at http://brilliant.org/RealLifeLore/ Mistake is made at the 1:49 mark. The chances of guessing a random 4-digit pin code are 1 in 10,000, not 1 in 1,000. Ig
01:57
Is 7 Really a “Lucky” Number? | COLOSSAL QUESTIONS

4 months ago / 226 views

In different cultures all across the world, the number 7 is considered to be a little extra lucky! But when did people start calling 7 lucky, and why did it catch on?? Welcome to COLOSSAL QUESTIONS, the show that answers all of life's most pressing questi
Featured
22:48
Probability - Quantum and Classical

4 months ago / 39 views

The Law of Large Numbers and the Central Limit Theorem. Probability explained with easy to understand 3D animations. Correction: Statement at 13:00 should say "very close" to 50%.
07:45
The Monty Hall Problem - Christmas Lectures with Ian Stewart

5 months ago / 44 views

Ian Stewart explains the Monty Hall problem and its solution. Subscribe for regular science videos: http://bit.ly/RiSubscRibe The Monty Hall problem became infamous in the 1990s where newspaper columnist and puzzle solver Marilyn vos Savant offered a solu
05:52
Can You Solve The "MEANEST" SAT Test Question Ever?

6 months ago / 199 views

On the SAT exam, you have about 2 minutes to read and solve each math question. This one about averages can send you in a loop, unless you approach it systematically. In the video I also explain a shortcut to help you solve this type of problem quickly. S
06:59
Can animals predict the future? Meet Barry the Psychic Labrador!

7 months ago / 74 views

Barry the Psychic Labrador has predicted an England win: https://psychic-pets.com/pets/232 Lilo the Psychic Basset Hound has predicted a Sweden win: https://psychic-pets.com/pets/1246 This video was uploaded before the World Cup quarter-final: England vs
11:34
Math Antics - Basic Probability

8 months ago / 85 views

Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!
05:26
Can you solve the wizard standoff riddle? - Dan Finkel

9 months ago / 213 views

Practice more problem-solving at https://brilliant.org/TedEd/ Sign up for free to receive the solution to the bonus riddle! You’ve been chosen as a champion to represent your wizarding house in a deadly duel against two rival magic schools. Your opponents
12:29
Combinatorics and Higher Dimensions - Numberphile

9 months ago / 70 views

Featuring Federico Ardila from San Francisco State University - filmed at MSRI. More links & stuff in full description below ↓↓↓ Federico previously on Numberphile: https://www.youtu.be/OfEv5ZdSrhY Federico's webpage: http://math.sfsu.edu/federico/ Antarc
04:13
What is a P-Value and Why Does it Matter?

9 months ago / 80 views

Science's most important (and controversial) number has its origins in a British experiment involving milk and tea. NOVA on Facebook: https://www.facebook.com/NOVAonline NOVA on Twitter: @novapbs NOVA on Instagram: @novapbs PRODUCTION CREDITS Digital Prod
03:23
Galton Board

9 months ago / 96 views

The Galton Board is a 7.5” by 4.5” desktop probability machine. This device brings to life the statistical concept of normal distribution. As you rotate the Galton Board on its axis, you set into motion a flow of steel beads that bounce with e
14:31
BEST Guess Who Strategy- 96% WIN record using MATH

9 months ago / 77 views

Here is a strategy for winning 96% of your competitive Guess Who games. Now all you need is a time machine to return to 1991 and CRUSH Jeff Lee in the 5th grade Guess Who Championships. FREE trial for Lynda.com- http://bit.ly/LyndaMarkRober MUSIC- 0:21- M
05:20
Can you solve the false positive riddle? - Alex Gendler

9 months ago / 133 views

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to the bonus riddle mentioned at the end: https://brilliant.org/tededprobabilitypairs/ Mining unobtainium is hard work – the rare mineral appears in only 1% of rocks in the mine. But y
19:48
Is the "hot hand" real? - Numberphile

9 months ago / 91 views

New research sheds light on the so-called Hot Hand Fallacy. Featuring Professor Lisa Goldberg. More links & stuff in full description below ↓↓↓ A bit extra from this interview: https://youtu.be/BvG35txQkD0 More with Professor Goldberg: http://bit.ly/LisaG
09:06
Superpermutations - Numberphile

11 months ago / 117 views

The Great Courses Plus (free trial): http://ow.ly/C3FE30hIvhc This video features Dr James Grime. More links & stuff in full description below ↓↓↓ More James Grime on Numberphile: http://bit.ly/grimevideos James Grime: http://singingbanana.com Tackling th
13:17
Probability that at least 2 people in a room of 30 share the same birthday | Probability and Statist

11 months ago / 147 views

The probability that at least 2 people in a room of 30 share the same birthday. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/probability/probability-and-combinatorics-topic/probability_combinatorics/e/probab
04:45
Estimating p value from simulation

12 months ago / 115 views

Example estimating a p-value based on a simulation to approximate the sample distribution of the sample proportions (assuming the null hypothesis is true).
07:58
p values and significance tests

12 months ago / 104 views

p values, significance levels, null hypotheses, alternative hypotheses, and significance tests
04:23
The coin flip conundrum - Po-Shen Loh

1 year ago / 143 views

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-coin-flip-conundrum-po-shen-loh When you flip a coin to make a decision, there's an equal chance of getting heads and tails. What if you flipped two
13:00
What Is Statistics: Crash Course Statistics #1

1 year ago / 125 views

Welcome to Crash Course Statistics! In this series we're going to take a look at the important role statistics play in our everyday lives, because statistics are everywhere! Statistics help us better understand the world and make decisions from what you'l
06:30
When To Try New Things (According to Math)

1 year ago / 133 views

The Explore/Exploit Trade Off. The best algorithm for when to try new things and when to stick to what you know: the Gittins Index. Based on a chapter of the book Algorithms to Live By, The Computer Science of Human Decisions by Brian Christian and Tom Gr
05:21
Will We All Be Overweight By 2048?

1 year ago / 148 views

Will we all be overweight by 2048? The dangers of linear regression and linear thinking. Taken from a chapter of Jordan Ellenberg's amazing book How Not to Be Wrong: The Power of Mathematical Thinking. Thanks to the Vlogbrothers for their sponsorship of t
03:37
Are University Admissions Biased? | Simpson's Paradox Part 2

1 year ago / 134 views

Simpson's Paradox Part 2. Thanks to Skillshare for supporting this video! Head to http://skl.sh/minutephysics for your first two months free. Comments disabled because the discourse failed to remain civil. This video is about how to tell whether or not un
11:37
CARNIVAL SCIENCE- How to Win!

1 year ago / 238 views

Prepare to drop some knowledge next time you visit the carnival. Go expand your mind and learn something new at Skillshare.com. The first 300 people get 2 months FREE! http://skl.sh/rober MUSIC- 0:21- Ceral Killa- Blue Wednesday - https://soundcloud.com/b
Featured
04:40
Simpson's Paradox

1 year ago / 105 views

Thanks to https://brilliant.org/minutephysics for sponsoring this video! This video is about Simpson's paradox, a statistical paradox and ecological fallacy where seemingly contradictory results are implied by a single set of data depending on how it's gr
05:56
Simpson's Paradox - Statistics gone wrong?

1 year ago / 127 views

In this video I hope to give you an intuitive grasp of the tricky Simpson's Paradox, which can and has lead to some interesting real-life problems with interpreting statistics. Check wikipedia for more info: http://en.wikipedia.org/wiki/Simpson's_paradox
04:12
Correlation CAN Imply Causation! | Statistics Misconceptions

1 year ago / 137 views

Have fun improving your math & physics skills! Head to http://brilliant.org/minutephysics Footnote video: https://www.youtube.com/watch?v=iMbcMMe0D_Y This video is about how causal models (which use causal networks) allow us to infer causation from correl
05:07
Check your intuition: The birthday problem - David Knuffke

1 year ago / 283 views

View full lesson: http://ed.ted.com/lessons/check-your-intuition-the-birthday-problem-david-knuffke Imagine a group of people. How big do you think the group would have to be before there’s more than a 50% chance that two people in the group have the same
Featured
11:04
Math Antics - Mean, Median and Mode

1 year ago / 440 views

Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!
08:30
Probability and Randomness in Games, Business, and Life I The Great Courses

2 years ago / 165 views

Try a free month trial of The Great Courses Plus and watch What Are the Chances? Probability Made Clear here: https://www.thegreatcoursesplus.com/special-offer?utm_source=US_OnlineVideo&utm_medium=SocialMediaEditorialYouTube&utm_campaign=136251 What are t
13:40
BEST Way To Play Memory (Card Game) - WIN Using Math

2 years ago / 326 views

The card game of memory (aka concentration) is a children's game to test visual recall. Strategically you can figure out the best move by doing probability calculations. This video explains the best possible way to play the game mathematically. You can le
Featured
05:57
How To Split A Cake Fairly Using Math

2 years ago / 243 views

How can 2 people split up a cake, knowing that each person wants to get a larger piece than the other? What about 3 people, or even N people? This is an example of a fair division problem from game theory. There are many cake-cutting algorithms to produce
Featured
08:06
Consecutive Coin Flips - Numberphile

2 years ago / 212 views

Thanks http://www.audible.com/numberphile (recommendations below) This video features Dr James Grime. More on coin flips: https://youtu.be/AYnJv68T3MM See the prime number video referenced at: https://youtu.be/YVvfY_lFUZ8 NUMBERPHILE Website: http://www.n
08:38
Are You REALLY Sick? (false Positives) - Numberphile

2 years ago / 215 views

Bayes' Theorem applied to disease diagnosis. Featuring Lisa Goldberg from UC Berkeley Department of Statistics. Extra footage: https://youtu.be/sFNJc6gsap4 Monty Hall: http://bit.ly/MontyHallProb NUMBERPHILE Website: http://www.numberphile.com/ Numberphil
04:43
How Scientists Manipulate Research With P-Value

2 years ago / 265 views

Numbers don’t lie, right? Or are scientists intentionally using statistics to mislead us? Top 5 Things Wrong With Science ►►►►http://bit.ly/1pILTAB Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Read More: The ASA's statement on p-val
04:31
Can You Solve The Frog Riddle? - Derek Abbott

2 years ago / 534 views

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-frog-riddle-derek-abbott You’re stranded in a rainforest, and you’ve eaten a poisonous mushroom. To save your life, you need an antidote excreted by a certain species of frog. Unfortunately, on
Featured
04:44
Testing And Trials: Crash Course Kids #44.2

3 years ago / 184 views

More trials! This time we need to figure out what to do if you don't have all the things you'd like to have to perform your tests. How do you isolate a variable across multiple tests? A good engineer will work to find a way to make it happen. In this epis
19:31
Math Magic

3 years ago / 281 views

Links to sources, more math magic, and other cool things below! My Twitter: http://www.twitter.com/tweetsauce My Instagram: http://www.instagram.com/electricpants Thanks to Vanessa from BrainCraft! Check out her channel: https://www.youtube.com/user/brain
05:37
Who Shares Your Birthday?

3 years ago / 421 views

Tweet this ⇒ http://bit.ly/OKTBSbday Share on FB ⇒ http://bit.ly/OKTBSbdayFB Click here if you’d like to subscribe: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ In case you have a strange new desire to get an IOTBS shirt: http://store.dftba.com
Featured
04:19
How Statistics Can Be Misleading - Mark Liddell

3 years ago / 265 views

View full lesson: http://ed.ted.com/lessons/how-statistics-can-be-misleading-mark-liddell Statistics are persuasive. So much so that people, organizations, and whole countries base some of their most important decisions on organized data. But any set of s
07:21
Correlation Coefficient Intuition Examples

3 years ago / 234 views

Correlation coefficient intuition examples
01:17
The Fascinating Math Of Why You Won't Win The Powerball

3 years ago / 227 views

The Powerball jackpot is over a billion dollars but what are your chances? Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 CONNECT WITH WIRED Web: http://wired.com Twitter: https://twitter.com/WIRED Facebook: https://facebook.com/WI
04:34
Scatterplots — Basic Example | Math | New SAT | Khan Academy

3 years ago / 177 views

Watch Sal work through a basic Scatterplots problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q4-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the
03:37
Scatterplots — Harder Example | Math | New SAT | Khan Academy

3 years ago / 174 views

Watch Sal work through a harder Scatterplots problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q5-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the
03:22
Key Features Of Graphs — Basic Example | Math | New SAT | Khan Academy

3 years ago / 212 views

Watch Sal work through a basic Key features of graphs problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q5-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT M
03:27
Key Features Of Graphs — Harder Example | Math | New SAT | Khan Academy

3 years ago / 174 views

Watch Sal work through a harder Key features of graphs problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q6-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT
02:28
Linear And Exponential Growth — Basic Example | Math | New SAT | Khan Academy

3 years ago / 217 views

Watch Sal work through a basic Linear and exponential growth problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q6-harder?utm_source=YT&utm_medium=Desc&utm_campaign=N
05:18
Linear And Exponential Growth — Harder Example | Math | New SAT | Khan Academy

3 years ago / 257 views

Watch Sal work through a harder Linear and exponential growth problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q8-easier?utm_source=YT&utm_medium=Desc&utm_campaign=
01:22
Table Data — Basic Example | Math | New SAT | Khan Academy

3 years ago / 187 views

Watch Sal work through a basic Table data problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q7-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the pr
02:01
Table Data — Harder Example | Math | New SAT | Khan Academy

3 years ago / 254 views

Watch Sal work through a harder Table data problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q4-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the p
03:32
Data Inferences — Basic Example | Math | New SAT | Khan Academy

3 years ago / 219 views

Watch Sal work through a basic Data inferences problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q8-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed t
04:28
Data Inferences — Harder Example | Math | New SAT | Khan Academy

3 years ago / 216 views

Watch Sal work through a harder Data inferences problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q9-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed
02:16
Center, Spread, And Shape Of Distributions — Harder Example | Math | New SAT | Khan Academy

3 years ago / 229 views

Watch Sal work through a harder Center, spread, and shape of distributions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q10-easier?utm_source=YT&utm_medium=Desc
04:00
Data Collection And Conclusions — Basic Example | Math | New SAT | Khan Academy

3 years ago / 263 views

Watch Sal work through a basic Data collections and conclusions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q10-harder?utm_source=YT&utm_medium=Desc&utm_campai
07:22
Data Collection And Conclusions — Harder Example | Math | New SAT | Khan Academy

3 years ago / 211 views

Watch Sal work through a harder Data collections and conclusions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-additional-topics-math/v/sat-math-s1-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewS
03:42
How Many Ways Can You Arrange A Deck Of Cards? - Yannay Khaikin

3 years ago / 290 views

View full lesson: http://ed.ted.com/lessons/how-many-ways-can-you-arrange-a-deck-of-cards-yannay-khaikin One deck. Fifty-two cards. How many arrangements? Let's put it this way: Any time you pick up a well shuffled deck, you are almost certainly holding a
Featured
12:11
How Many Chess Games Are Possible?

3 years ago / 187 views

Squarespace (10% off): http://squarespace.com/numberphile Dr James Grime talking about the Shannon Number and other chess stuff. More soon on chess positions and numbers. NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www
08:43
Calculating Interquartile Range IQR

3 years ago / 236 views

Calculating interquartile range IQR
04:16
Impact On Median And Mean When Increasing Highest Value

3 years ago / 179 views

Impact on median and mean when increasing highest value
05:37
Impact On Median And Mean When Removing Lowest Value Example

3 years ago / 188 views

Impact on median and mean when removing lowest value example
06:32
Examples Analyzing Clusters, Gaps, Peaks And Outliers For Distributions

3 years ago / 467 views

Examples analyzing clusters, gaps, peaks and outliers for distributions
05:26
Comparing Dot Plots, Histograms And Box Plots

3 years ago / 238 views

Comparing dot plots, histograms and box plots
05:02
Population Pyramids: Powerful Predictors Of The Future - Kim Preshoff

3 years ago / 295 views

View full lesson: http://ed.ted.com/lessons/population-pyramids-powerful-predictors-of-the-future-kim-preshoff Population statistics are like crystal balls -- when examined closely, they can help predict a country's future (and give important clues about
01:36
Quick And Easy Voting For Normal People

3 years ago / 229 views

CGP GREY HOODIE: http://goo.gl/Gypvhx Read about why you might want email from me: http://www.cgpgrey.com/blog/the-professional-sharer Discuss this video: http://www.reddit.com/r/cgpgrey Music by Broke for Free
Featured
02:44
Mean, Median, Mode - Statistics Quiz

3 years ago / 199 views

Learn how to find the mean, median, and mode in this fun interactive statistics quiz. I also provided the solutions to every question. Solution #1: http://www.youtube.com/watch?v=IV_m_uZOUgI Solution #2: https://www.youtube.com/watch?v=IV_m_uZOUgI#t=2m So
03:18
Standard Deviation And Normal Distribution - Statistics Quiz

3 years ago / 174 views

Learn about standard deviation and normal distribution in this fun interactive statistics quiz. I also provided the solutions to every question. Solution #1: https://www.youtube.com/watch?v=3v6mYNPyDoY Solution #2: https://www.youtube.com/watch?v=bU93aSJK
03:13
Z-test And T-test - Statistics Quiz

3 years ago / 274 views

Learn how to use a z-test and t-test in this fun interactive statistics quiz. I also provided the solutions to every question. Solution #1: https://www.youtube.com/watch?v=NY2zWGBXBhU Solution #2: https://www.youtube.com/watch?v=_x6j-rH33Og Solution #3: h
08:45
Confidence Intervals - Statistics

3 years ago / 210 views

Learn how to compute confidence intervals in this easy to follow statistics video. I also provided the links for my other statistics videos as well Confidence Intervals - with 't' value https://www.youtube.com/watch?v=UmAJJtEo6cQ Hypothesis Testing - http
07:55
Confidence Intervals - Using T Distribution

3 years ago / 185 views

Learn how to compute confidence intervals using a t-distribution in this easy to follow statistics video. I also provided the links for my other statistics videos as well Confidence Intervals - with 'z' value https://www.youtube.com/watch?v=lwpobQmUTd8 Hy
13:33
Hypothesis Testing - Statistics

3 years ago / 222 views

Learn how to perform hypothesis testing with this easy to follow statistics video. I also provided the links for my other statistics videos as well Hypothesis testing - one tailed test using 't' distribution https://www.youtube.com/watch?v=lNoxKsuJ6Xc Hyp
14:34
Hypothesis Testing - One Tailed 't' Disribution

3 years ago / 220 views

Learn how to perform hypothesis testing with this easy to follow statistics video. I also provided the links for my other statistics videos as well Hypothesis testing - 2 tailed test https://www.youtube.com/watch?v=0XXT3bIY_pw Hypothesis testing - proport
13:00
Hypothesis Testing - Proportion Example

3 years ago / 168 views

Learn how to perform hypothesis testing with this easy to follow statistics video. I also provided the links for my other statistics videos as well Hypothesis testing - 2 tailed test https://www.youtube.com/watch?v=0XXT3bIY_pw Hypothesis testing - one tai
12:52
Chi Square Test - Explained

3 years ago / 258 views

Learn how to perform a Chi Square Test with this easy to follow statistics video. I also provided the links for my other statistics videos as well. Chi Square Test - with contingency table https://www.youtube.com/watch?v=misMgRRV3jQ Hypothesis testing - t
17:04
Chi Square Test - With Contingency Table

3 years ago / 227 views

Learn how to perform a Chi Square Test with this easy to follow statistics video. I also provided the links for my other statistics videos as well. Chi Square Test - "rolling dice" example https://www.youtube.com/watch?v=1Ldl5Zfcm1Y Hypothesis testing - t
07:14
How To Win A Guessing Game - Numberphile

3 years ago / 396 views

A clever use of random numbers to improve your odds in a number guessing game. Alex Bellos Books: http://bit.ly/BellosBooks Monty Hall problem: http://bit.ly/MontyHallProb NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://ww
Featured
03:40
Average Rate Of Change For Function From Table

3 years ago / 339 views

Average rate of change for function from table
09:22
The Best (and Worst) Ways To Shuffle Cards - Numberphile

3 years ago / 278 views

Persi Diaconis (Stanford University) on card shuffling. See full description for links to additional videos and detailed papers. EXTRAS FROM THIS INTERVIEW --- 1/3: https://youtu.be/1jfm42Qd7Qw --- 2/3: http://youtu.be/c_Hunaf0tWw --- 3/3: http://youtu.be
04:10
The Last Banana: A Thought Experiment In Probability - Leonardo Barichello

3 years ago / 367 views

View full lesson: http://ed.ted.com/lessons/the-last-banana-a-thought-experiment-in-probability-leonardo-barichello Imagine a game played with two players and two dice: if the biggest number rolled is one, two, three, or four, player 1 wins. If the bigges
03:15
Should You Catch A Tossed Coin? - Numberphile

3 years ago / 292 views

Randomness expert (and former magician) Persi Diaconis on whether it is best to catch a coin or let it fall to the ground. Main video: http://youtu.be/AYnJv68T3MM Extra footage: http://youtu.be/9RKKoXw7wJw Superbowl coin tosses: http://youtu.be/bFfSfzjhfC
Featured
11:12
What Is Random?

3 years ago / 456 views

There's more over on Veritasium! "What is NOT Random?": https://www.youtube.com/watch?v=sMb00lz-IfE SOURCES AND MORE BELOW! My twitter: https://twitter.com/tweetsauce My instagram: http://instagram.com/electricpants Generate random numbers using atmospher
04:05
Comparing Models To Fit Data

3 years ago / 275 views

Comparing models to fit data More free lessons at: http://www.khanacademy.org/video?v=2EwTHdg-xgw
11:36
Statistical Significance On Bus Speeds

3 years ago / 229 views

Statistical significance on bus speeds More free lessons at: http://www.khanacademy.org/video?v=W3C07uH-b9o
04:41
Counting Handshakes At A Dinner Party

3 years ago / 242 views

Counting handshakes at a dinner party
02:35
Counting Pot And Flower Scenarios

3 years ago / 329 views

Counting pot and flower scenarios
06:18
Introduction To Combinations

3 years ago / 260 views

Introduction to combinations
07:35
Permutation Formula

3 years ago / 381 views

Permutation formula
09:01
Factorial And Counting Seat Arrangements

3 years ago / 341 views

Factorial and counting seat arrangements
07:29
Handshaking Combinations

3 years ago / 292 views
05:39
Possible Three Letter Words

3 years ago / 270 views
04:50
Zero Factorial Or 0!

3 years ago / 306 views
11:17
Combination Formula

3 years ago / 258 views
09:27
Visualizing A Binomial Distribution

3 years ago / 257 views

Visualizing a binomial distribution
11:52
Binomial Distribution

3 years ago / 279 views

Probabilities for a random variable with a binomial distribution
10:24
Probability Of Making 2 Shots In 6 Attempts

3 years ago / 255 views

Probability of making 2 shots in 6 attempts
06:55
Median And Range Puzzle

3 years ago / 304 views

Median and range puzzle
08:51
Intuitive Sense Of Probabilities

3 years ago / 269 views

Intuitive sense of probabilities
04:13
Generalizing K Scores In N Attempts

3 years ago / 238 views

Generalizing k scores in n attempts
04:23
Graphing Basketball Binomial Distribution

3 years ago / 260 views

Graphing basketball binomial distribution
08:39
Free Throw Binomial Probability Distribution

3 years ago / 257 views

Free throw binomial probability distribution
04:19
Average Height Of A Building's Floor

3 years ago / 272 views
07:19
Frequency Tables And Dot Plots

3 years ago / 307 views

Frequency tables and dot plots
09:34
Statistical Questions

3 years ago / 239 views

What makes a question a "statistical question"?
07:22
Histograms

3 years ago / 253 views

Introduction to histograms
04:29
Interpreting Histograms

3 years ago / 240 views

Interpreting histograms
05:03
Using Mean To Find Missing Value

3 years ago / 246 views

Using mean to find missing value
09:10
Mean Absolute Deviation

3 years ago / 238 views

Mean absolute deviation
06:22
Mean Absolute Deviation Example

3 years ago / 276 views

Mean absolute deviation example
07:44
Interpreting Box Plots

3 years ago / 241 views

Interpreting box plots
05:07
Shapes Of Distributions

3 years ago / 233 views
06:55
Experimental Probability

3 years ago / 288 views

Experimental probability
05:05
Making Predictions With Probability

3 years ago / 257 views

Making predictions with probability
07:02
Comparing Theoretical To Experimental Probabilites

3 years ago / 274 views

Comparing theoretical to experimental probabilites
07:25
Constructing Probability Model From Observations

3 years ago / 256 views

Constructing probability model from observations
09:10
Compound Sample Spaces

3 years ago / 237 views

Compound Sample Spaces
05:03
Probability From Compound Sample Space

3 years ago / 269 views

Probability from compound sample space
05:44
Describing Subsets Of Sample Spaces Exercise

3 years ago / 242 views

Describing subsets of sample spaces exercise
07:05
LeBron asks about the chances of making 10 free throws

3 years ago / 265 views

LeBron James asks Sal how to determine the probability of making 10 free throws in a row More free lessons at: http://www.khanacademy.org/video?v=iMqCSgqzmiQ
05:30
Mega Millions Jackpot Probability

3 years ago / 265 views

Probability of winning the Mega Millions jackpot More free lessons at: http://www.khanacademy.org/video?v=gyqodNhM3EU
04:22
Term Life Insurance and Death Probability

3 years ago / 270 views

Understanding an insurance company's sense of my chances of dying. More free lessons at: http://www.khanacademy.org/video?v=NSSoMafbBqQ
13:17
Birthday Probability Problem

3 years ago / 334 views

The probability that at least 2 people in a room of 30 share the same birthday. More free lessons at: http://www.khanacademy.org/video?v=9G0w61pZPig
16:52
Conditional Probability and Combinations

3 years ago / 240 views

Probability that I picked a fair coin given that I flipped 4 out of 6 heads. More free lessons at: http://www.khanacademy.org/video?v=xw6utjoyMi4
10:36
Probability and Combinations (part 2)

3 years ago / 231 views

Making at least 3 out of 5 free throws. More free lessons at: http://www.khanacademy.org/video?v=W7DmsJKLoxc
09:10
Probability using Combinations

3 years ago / 251 views

Probability of getting exactly 3 heads in 8 flips of a fair coin. More free lessons at: http://www.khanacademy.org/video?v=Xqfcy1rqMbI
10:16
Combinations

3 years ago / 273 views

Introduction to combinations More free lessons at: http://www.khanacademy.org/video?v=bCxMhncR7PU
10:11
Permutations

3 years ago / 279 views

Introduction to permutations More free lessons at: http://www.khanacademy.org/video?v=XqQTXW7XfYA
05:23
Probability (part 8)

3 years ago / 263 views

Introduction to Bayes' Theorem More free lessons at: http://www.khanacademy.org/video?v=VVr8snbaxZg
10:05
Probability (part 7)

3 years ago / 226 views

More on conditional probability. Touch on Bayes' Theorem. More free lessons at: http://www.khanacademy.org/video?v=BLcgeLALLnc
06:34
Dependent Probability Example 2

3 years ago / 264 views

Another example of dependent probability More free lessons at: http://www.khanacademy.org/video?v=7BkcNLOf56w
09:01
Dependent Probability Example 1

3 years ago / 277 views

Example of the type of problem in the Khan Academy Dependent Probability module More free lessons at: http://www.khanacademy.org/video?v=xPUm5SUVzTE
09:16
Probability (part 6)

3 years ago / 242 views

Introduction to conditional probability More free lessons at: http://www.khanacademy.org/video?v=xf3vfczoCho
10:08
Probability (part 5)

3 years ago / 269 views

Probability of getting a certain number roll in Monopoly More free lessons at: http://www.khanacademy.org/video?v=2XToWi9j0Tk
10:00
Probability (part 4)

3 years ago / 219 views

More on free throws. More free lessons at: http://www.khanacademy.org/video?v=W581OBM9rAY
10:06
Probability (part 3)

3 years ago / 278 views

More on probability. More free lessons at: http://www.khanacademy.org/video?v=wBDOCvHYckE
09:54
Probability (part 2)

3 years ago / 224 views

Let's flip a coin. More free lessons at: http://www.khanacademy.org/video?v=6E_NVnboMB8
11:40
Generalizing with Binomial Coefficients (bit advanced)

3 years ago / 278 views

Conceptual understanding of where the formula for binomial coefficients come from More free lessons at: http://www.khanacademy.org/video?v=AOsWph2FNLw
06:52
Exactly Three Heads in Five Flips

3 years ago / 267 views

Probability of exactly 3 heads in 5 flips using combinations More free lessons at: http://www.khanacademy.org/video?v=udG9KhNMKJw
10:00
Getting Exactly Two Heads (Combinatorics)

3 years ago / 255 views

A different way to think about the probability of getting 2 heads in 4 flips More free lessons at: http://www.khanacademy.org/video?v=8TIben0bJpU
08:58
Frequency Probability and Unfair Coins

3 years ago / 265 views

A different way of thinking about probability when we don't have equally likely events More free lessons at: http://www.khanacademy.org/video?v=RI874OSJp1U
09:20
Getting At Least One Heads

3 years ago / 226 views

Probability of getting at least one heads in multiple flips of a fair coin More free lessons at: http://www.khanacademy.org/video?v=mkyZ45KQYi4
06:00
Compound Probability of Independent Events

3 years ago / 264 views

Probability of particular sequences of flips More free lessons at: http://www.khanacademy.org/video?v=xSc4oLA9e8o
09:56
Probability 1 Module Examples

3 years ago / 255 views

Basic probability examples (the type seen in the probability 1 module) More free lessons at: http://www.khanacademy.org/video?v=mLE-SlOZToc
08:18
Basic Probability

3 years ago / 241 views

An introduction to probability More free lessons at: http://www.khanacademy.org/video?v=uzkc-qNVoOk
10:45
Correlation and Causality

3 years ago / 218 views

Understanding why correlation does not imply causality (even though many in the press and some researchers often imply otherwise) More free lessons at: http://www.khanacademy.org/video?v=ROpbdO-gRUo
10:14
ANOVA 3 -Hypothesis Test with F-Statistic

3 years ago / 251 views

Analysis of Variance 3 -Hypothesis Test with F-Statistic More free lessons at: http://www.khanacademy.org/video?v=Xg8_iSkJpAE
13:20
ANOVA 2 - Calculating SSW and SSB (Total Sum of Squares Within and Between).avi

3 years ago / 277 views

Analysis of Variance 2 - Calculating SSW and SSB (Total Sum of Squares Within and Between).avi More free lessons at: http://www.khanacademy.org/video?v=j9ZPMlVHJVs
07:39
ANOVA 1 - Calculating SST (Total Sum of Squares)

3 years ago / 284 views

Analysis of Variance 1 - Calculating SST (Total Sum of Squares) More free lessons at: http://www.khanacademy.org/video?v=EFdlFoHI_0I
17:38
Contingency Table Chi-Square Test

3 years ago / 254 views

Contingency Table Chi-Square Test More free lessons at: http://www.khanacademy.org/video?v=hpWdDmgsIRE
11:48
Pearson's Chi Square Test (Goodness of Fit)

3 years ago / 245 views

Pearson's Chi Square Test (Goodness of Fit) More free lessons at: http://www.khanacademy.org/video?v=2QeDRsxSF9M
10:23
Chi-Square Distribution Introduction

3 years ago / 249 views

Chi-Square Distribution Introduction More free lessons at: http://www.khanacademy.org/video?v=dXB3cUGnaxQ
15:08
Covariance and the Regression Line

3 years ago / 235 views

Covariance, Variance and the Slope of the Regression Line More free lessons at: http://www.khanacademy.org/video?v=ualmyZiPs9w
09:45
Calculating R-Squared

3 years ago / 228 views

Calculating R-Squared to see how well a regression line fits data More free lessons at: http://www.khanacademy.org/video?v=Fc5t_5r_7IU
09:15
Second Regression Example

3 years ago / 234 views

Second Regression Example More free lessons at: http://www.khanacademy.org/video?v=ww_yT9ckPWw
12:41
R-Squared or Coefficient of Determination

3 years ago / 241 views

R-Squared or Coefficient of Determination More free lessons at: http://www.khanacademy.org/video?v=lng4ZgConCM
09:54
Proof Part 2 Minimizing Squared Error to Line

3 years ago / 230 views

Proof Part 2 Minimizing Squared Error to Line More free lessons at: http://www.khanacademy.org/video?v=f6OnoxctvUk
09:27
Regression Line Example

3 years ago / 248 views

Regression Line Example More free lessons at: http://www.khanacademy.org/video?v=GAmzwIkGFgE
04:18
Proof (Part 4) Minimizing Squared Error to Regression Line

3 years ago / 243 views

Proof (Part 4) Minimizing Squared Error to Regression Line More free lessons at: http://www.khanacademy.org/video?v=8RSTQl0bQuw
10:54
Proof (Part 3) Minimizing Squared Error to Regression Line

3 years ago / 223 views

Proof (Part 3) Minimizing Squared Error to Regression Line More free lessons at: http://www.khanacademy.org/video?v=u1HhUB3NP8g
10:35
Proof (Part 1) Minimizing Squared Error to Regression Line

3 years ago / 218 views

Proof (Part 1) Minimizing Squared Error to Regression Line More free lessons at: http://www.khanacademy.org/video?v=mIx2Oj5y9Q8
06:47
Squared Error of Regression Line

3 years ago / 238 views

Introduction to the idea that one can find a line that minimizes the squared distances to the points More free lessons at: http://www.khanacademy.org/video?v=6OvhLPS7rj4
16:13
Hypothesis Test Comparing Population Proportions

3 years ago / 248 views

Hypothesis Test Comparing Population Proportions More free lessons at: http://www.khanacademy.org/video?v=dvSa_tx04hw
10:01
Comparing Population Proportions 2

3 years ago / 250 views

Comparing Population Proportions 2 More free lessons at: http://www.khanacademy.org/video?v=MNbat1lrJW4
10:47
Comparing Population Proportions 1

3 years ago / 231 views

Comparing Population Proportions 1 More free lessons at: http://www.khanacademy.org/video?v=a1Ye5RcWOqg
10:07
Hypothesis Test for Difference of Means

3 years ago / 263 views

Hypothesis Test for Difference of Means More free lessons at: http://www.khanacademy.org/video?v=N984XGLjQfs
02:42
Clarification of Confidence Interval of Difference of Means

3 years ago / 245 views

Clarification of Confidence Interval of Difference of Means More free lessons at: http://www.khanacademy.org/video?v=yQsCMnz9wO8
15:49
Confidence Interval of Difference of Means

3 years ago / 280 views

Confidence Interval of Difference of Means More free lessons at: http://www.khanacademy.org/video?v=hxZ6uooEJOk
12:18
Difference of Sample Means Distribution

3 years ago / 238 views

Difference of Sample Means Distribution More free lessons at: http://www.khanacademy.org/video?v=TcIDXqmt74A
10:47
Variance of Differences of Random Variables

3 years ago / 398 views

Variance of Differences of Random Variables More free lessons at: http://www.khanacademy.org/video?v=rLdoKZ7w0xI
14:31
Large Sample Proportion Hypothesis Testing

3 years ago / 271 views

Large Sample Proportion Hypothesis Testing More free lessons at: http://www.khanacademy.org/video?v=1JT9oODsClE
11:47
T-Statistic Confidence Interval

3 years ago / 245 views

T-Statistic Confidence Interval (for small sample sizes) More free lessons at: http://www.khanacademy.org/video?v=hV4pdjHCKuA
09:04
Small Sample Hypothesis Test

3 years ago / 240 views

Small Sample Hypothesis Test More free lessons at: http://www.khanacademy.org/video?v=D2sMsmL0ScQ
03:24
Type 1 Errors

3 years ago / 253 views

Type 1 Errors More free lessons at: http://www.khanacademy.org/video?v=EowIec7Y8HM
06:40
Z-statistics vs. T-statistics

3 years ago / 257 views

Z-statistics vs. T-statistics More free lessons at: http://www.khanacademy.org/video?v=5ABpqVSx33I
06:34
One-Tailed and Two-Tailed Tests

3 years ago / 231 views

One-Tailed and Two-Tailed Tests More free lessons at: http://www.khanacademy.org/video?v=mvye6X_0upA
11:27
Hypothesis Testing and P-values

3 years ago / 209 views

Hypothesis Testing and P-values More free lessons at: http://www.khanacademy.org/video?v=-FtlH4svqx4
11:11
Small Sample Size Confidence Intervals

3 years ago / 267 views

Constructing small sample size confidence intervals using t-distributions More free lessons at: http://www.khanacademy.org/video?v=K4KDLWENXm0
18:36
Confidence Interval Example

3 years ago / 260 views

Confidence Interval Example More free lessons at: http://www.khanacademy.org/video?v=SeQeYVJZ2gE
10:05
Margin of Error 2

3 years ago / 179 views

Finding the 95% confidence interval for the proportion of a population voting for a candidate. More free lessons at: http://www.khanacademy.org/video?v=YclQE2XtaLw
15:03
Margin of Error 1

3 years ago / 166 views

Finding the 95% confidence interval for the proportion of a population voting for a candidate. More free lessons at: http://www.khanacademy.org/video?v=OwPSuHXmiPw
06:59
Bernoulli Distribution Mean and Variance Formulas

3 years ago / 211 views

Bernoulli Distribution Mean and Variance Formulas More free lessons at: http://www.khanacademy.org/video?v=ry81_iSHt6E
08:20
Mean and Variance of Bernoulli Distribution Example

3 years ago / 180 views

Mean and Variance of Bernoulli Distribution Example More free lessons at: http://www.khanacademy.org/video?v=O8vB1eInP_8
14:03
Confidence Interval 1

3 years ago / 177 views

Estimating the probability that the true population mean lies within a range around a sample mean. More free lessons at: http://www.khanacademy.org/video?v=bekNKJoxYbQ
14:28
Sampling Distribution Example Problem

3 years ago / 171 views

Figuring out the probability of running out of water on a camping trip More free lessons at: http://www.khanacademy.org/video?v=0ZstEh_8bYc
15:15
Standard Error of the Mean

3 years ago / 170 views

Standard Error of the Mean (a.k.a. the standard deviation of the sampling distribution of the sample mean!) More free lessons at: http://www.khanacademy.org/video?v=J1twbrHel3o
13:20
Sampling Distribution of the Sample Mean 2

3 years ago / 172 views

More on the Central Limit Theorem and the Sampling Distribution of the Sample Mean More free lessons at: http://www.khanacademy.org/video?v=NYd6wzYkQIM
10:52
Sampling Distribution of the Sample Mean

3 years ago / 185 views

The central limit theorem and the sampling distribution of the sample mean More free lessons at: http://www.khanacademy.org/video?v=FXZ2O1Lv-KE
09:49
Central Limit Theorem

3 years ago / 221 views

Introduction to the central limit theorem and the sampling distribution of the mean More free lessons at: http://www.khanacademy.org/video?v=JNm3M9cqWyc
05:57
ck12.org: More Empirical Rule and Z-score practice

3 years ago / 187 views

More Empirical Rule and Z-score practice More free lessons at: http://www.khanacademy.org/video?v=itQEwESWDKg
08:16
ck12.org Exercise: Standard Normal Distribution and the Empirical Rule

3 years ago / 276 views

Using the Empirical Rule with a standard normal distribution More free lessons at: http://www.khanacademy.org/video?v=2fzYE-Emar0
10:25
ck12.org Normal Distribution Problems: Empirical Rule

3 years ago / 234 views

Using the empirical rule (or 68-95-99.7 rule) to estimate probabilities for normal distributions More free lessons at: http://www.khanacademy.org/video?v=OhRr26AfFBU
07:48
ck12.org Normal Distribution Problems: z-score

3 years ago / 218 views

Z-score practice More free lessons at: http://www.khanacademy.org/video?v=Wp2nVIzBsE8
10:53
ck12.org Normal Distribution Problems: Qualitative sense of normal distributions

3 years ago / 201 views

Discussion of how "normal" a distribution might be More free lessons at: http://www.khanacademy.org/video?v=79duxPXpyKQ
26:24
Introduction to the Normal Distribution

3 years ago / 188 views

Exploring the normal distribution More free lessons at: http://www.khanacademy.org/video?v=hgtMWR3TFnY
26:04
Normal Distribution Excel Exercise

3 years ago / 197 views

(Long-26 minutes) Presentation on spreadsheet to show that the normal distribution approximates the binomial distribution for a large number of trials. More free lessons at: http://www.khanacademy.org/video?v=yTGEMoaWDCQ
09:00
Law of Large Numbers

3 years ago / 158 views

Introduction to the law of large numbers More free lessons at: http://www.khanacademy.org/video?v=VpuN8vCQ--M
12:42
Poisson Process 2

3 years ago / 153 views

More of the derivation of the Poisson Distribution. More free lessons at: http://www.khanacademy.org/video?v=Jkr4FSrNEVY
11:01
Poisson Process 1

3 years ago / 167 views

Introduction to Poisson Processes and the Poisson Distribution. More free lessons at: http://www.khanacademy.org/video?v=3z-M6sbGIZ0
16:56
Expected Value of Binomial Distribution

3 years ago / 171 views

Expected value of a binomial distributed random variable More free lessons at: http://www.khanacademy.org/video?v=SqcxYnNlI3Y
14:53
Expected Value: E(X)

3 years ago / 163 views

Expected value of a random variable
10:46
Binomial Distribution 4

3 years ago / 185 views

Using Excel to visualize the basketball binomial distribution More free lessons at: http://www.khanacademy.org/video?v=H0ZgOGWUcJw
13:27
Binomial Distribution 3

3 years ago / 176 views

Basketball binomial distribution More free lessons at: http://www.khanacademy.org/video?v=vKNpQ_KTXvE
11:05
Binomial Distribution 2

3 years ago / 162 views

More on the binomial distribution More free lessons at: http://www.khanacademy.org/video?v=FI8xtVaI068