Trivariate (X_it, Y1_it, Y2_it) -- 4.6 SCMs Based on Multivariate Endogenous and Exogenous Variables -- 4.7

-- Vocabulary and Formula Summaries -- Exercises -- 2.Random Variables and Their Probability Distributions -- 2

-- Variables -- Hypotheses -- 13.Errors and Significance -- Random Sampling Revisited -- Sampling Error

.Definitions and Concepts -- 2.2.2.System Reliability -- 2.2.3.Random Variables -- 2.3.Discrete Probability

variance -- App. A. Table of random numbers -- App. B. The standard normal table -- App. C. Distribution of

-- Statistical inference. Confidence intervals. Significance testing. Non-parametric tests -- Relating variables