Probability. Lecture 11. Joint Distributions (part 3)

Lecture 11 closes the discussion on the concept of joint distributions. We introduce the concepts of expected value and variance of linear functions of random variables, conditional expectation, conditional variance and law of iterated expectation Timeline: 00:00 Repetition 18:38 Expected value and variance of linear functions of random variances 44:56 Covariance and independence 56:44 Conditional expectation 1:07:51 Conditional variance 1:12:58 Distribution of conditional expectation The course “Probability“ for the 2nd year bachelors in Economics Taught at BRICS institute, Irkutsk National Research Technical University, Winter semester 2021