What is the probability that someone will draw the same lottery numbers two times in a row? Very small, but it can—and has—happened! Statisticians often work with very large or small numbers. The second lesson in a statistics playlist...

Statistics in the wrong hands can be a dangerous thing. The first installment of a five-episode series explains the basics of statistics. The instructor focuses on the usefulness of statistics and how to identify misuse of stats.

Hopefully, there's nothing random about the decision to use the resource. Scholars view an informative video on random sampling. They watch as the narrator works through several examples on the topic.

Be stupefied by stratified sampling. Viewers of a short YouTube video learn about stratified sampling. Given information on the number of people majoring in a particular subject, they decide how many of each major they need to create a...