I was reading one of my favorite statistics books, Principles of Statistics, and came across a fun problem I decided… Read more
How many rolls of a die to see all sides at least once?
Say you have a fair die. (Most of them are these days.) You roll it once and observe a 3…. Read more
The moment-generating function
The moment-generating function (or mgf) is probably better understood if you simply focus on its name rather than its formula…. Read more