The following data represents the heights of the players on a college women's volleyball team. what is the mean height of the players rounded to tenths place? heights (inches): 72, 72, 65, 72, 74, 72, 74, 72, 74, 73, 68, 72, 70, 74, 71.

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?