Suppose that in Exercise 2.4-1, X = 1 if a red ball is drawn and X = 1 if a white ball is drawn. Give the pmf, mean, and variance of X.

80 Statistics: The Art and Science of Learning from Data MODULE 24: BASICS OF SIGNIFICANCE TESTS 9.1 Steps for Performing a Significance Test There are two different types of statistical inference: Confidence Intervals (previous chapter): • Give a region that is likely to contain the parameter. • We have no preconceived notion of what our parameter should be; we simply...