6.1 Probability Density Function (PDF)
At 00:50 I say "When we increase the standard deviation, the tails get fatter". Technically, this is wrong! I should say "When we increase the standard deviation, we get a wider distribution".
"Fat tails" has a very specific meaning in probability theory and statistics. To learn more, and note that this is outside the scope of the basic courses, see: https://en.wikipedia.org/wiki/Fat-tailed_distribution Links to an external site.