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First
By the 18th century, the term "statistics" designated the systematic collection of demographic and economic data by states.

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Second
The term "mathematical statistics" designates the mathematical theories of probability and statistical inference, which are used in statistical practice.

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Third
Blaise Pascal, an early pioneer on the mathematics of probability.



Randomness: Crash Course Statistics #17

CORRECTION: At 6:20 the summation on the left should be divided by N. Also, at 7:49 we meant (-2)^2 and not -2^2. Thanks a ton guys for helping us spot those issues.
Huh? This is school? I'm doing homeschool right now? Doesn't feel like it! I enjoy this series too much for it to be school! Haha
03:00 - best guess about the random process is the mean.

04:20 - Expected value for discrete values.

05:04 - expected value for continuous numbers

05:49 - variance or second moment of the data: E(x-u)²
how different data points are

07:17 - skewness or third moment of the data: E(x-u)³
how many outliers on each end of distribution

08:58 - kurtosis or foutrth moment of the data: E(x-u)⁴
how thick the tails are
10:54 its the guy and girl from the meme. yes THAT meme. (the one where the guy is checking out the girl who just passed by him while the girl to his right looks disgusted)
how do I give this 2 likes, please? This woman is amazing
Now I want French fries. My eyes were staring at the French fries on the table beside her all the time 😂
I want crash course soda
Nothing quite like letting loose and having a few "sodas" on the weekend, am I right?
Thankfully Sir Isaac Newton invented the integral
Leibniz has entered the chat
Leibniz is over there in the corner, lookin' all grumpy. 4:50
Why is your Isaac Newton purple?
So Useful, thank you! :)
Distracted Boyfriend!!
She left me hanging with the last comment. Now I have to research
Trying to get better at reading my youtube stats💪
10:55 the meme !
1:55 Anyone else get irritated by the ones that fell? 😂
Can you do a video about random variables?
"soda"
10:55 noticed that stock xd

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