Distribution function of a random variable; expectation and variance of a random variable; probability distributions ― Binomial, Negative Binomial, Geometric, Hypergeometric, Poisson, Normal, Exponential (Exclude Beta and Gamma Distributions). Moment generating functions: moments of a random variable (e.g., Binomial, Poisson, etc.); moment generating function of a random variable; some applications. Bivariate distributions: bivariate random variable; joint, marginal and conditional distributions; statistical independence; conditional expectations and variance; regression function.