Pt. 1. Probability and random variables -- The meaning of probability -- The axioms of probability -- Repeated trials -- The concept of a random variable -- Functions of one random variable -- Two random variables -- Sequences of random variables -- Statistics -- Pt. 2. Stochastic processes -- General concepts -- Random walks and other applications -- Spectral representation -- Spectrum estimation -- Mean square estimation -- Entropy -- Markov chains -- Markov processes and queueing theory.