I. Giving a test to a group of students, the grades and gender are summarized below

A B C Total

Male 20 10 13 43

Female 15 2 11 28

Total 35 12 24 71

If one student is chosen at random,

Find the probability that the student did NOT get an "B"

II. Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the z-score of a man 71.2 inches tall. (to 2 decimal places)