Probability
Intro to Probability
This video by Dr. Waring goes over probability notation and definitions, contingency tables, and conditional probability.
Intro to Probability Distributions
Link
to video
This video gives a broad introduction to probability distributions.
Dr. Gotelli discusses the ranges, parameters, and interpretations of
discrete distributions (Poisson, binomial, negative binomial) and
continuous distributions (uniform, normal, gamma, and beta). He also
gives a brief introduction to the probability distribution functions and
their grammar in R.