Question

During the 2014-2015 NBA season, Stephen Curry of the Golden State Warriors attempted 646 three-point baskets and made 286. He also attempted 1,341 two-point baskets, making 653

of these. Use these counts to determine the probabilities for the following questions.

(a) Let the random variable X denote the result of a two- point attempt. X is either 0 or 2, depending on whether the basket is made. Find the expected value and variance of

X

b) Let a second random variable Y denote the result of a three- point attempt. Find the expected value and variance of Y

.

.

Answer 1