Statistics & probability

The ideas behind data, explained clearly and without jargon. Watch them in this order.

1
3:42
StatQuest: Histograms, Clearly Explained
StatQuest with Josh Starmer
Histograms: the simplest way to see what data looks like.
2
5:15
The Main Ideas behind Probability Distributions
StatQuest with Josh Starmer
What a probability distribution is, in five minutes.
3
11:27
The Normal Distribution: Crash Course Statistics #19
CrashCourse
The normal distribution, the bell curve behind so much of statistics.
4
11:23
Mean, Median, and Mode: Measures of Central Tendency: Crash Course Statistics #3
CrashCourse
Mean, median and mode: three ways to describe the middle of your data.
5
11:47
Measures of Spread: Crash Course Statistics #4
CrashCourse
Measures of spread: variance and standard deviation, and what they tell you.
6
31:15
But what is the Central Limit Theorem?
3Blue1Brown
Why bell curves show up everywhere: the central limit theorem.
7
Bayes theorem, the geometry of changing beliefs
3Blue1Brown
Bayes’ theorem as geometry: how evidence should change what you believe.
8
11:21
p-values: What they are and how to interpret them
StatQuest with Josh Starmer
p-values: what they actually mean, and what they don’t.
9
9:22
The Main Ideas of Fitting a Line to Data (The Main Ideas of Least Squares and Linear Regression.)
StatQuest with Josh Starmer
Fitting a line to data: the main idea of least squares.