Question: In the U.S., adult male heights are normally distributed with a mean of 70 inches and a standard deviation of 2.5 inches. The following questions are about U.S. adult males.

(2 pts each)

a. What percent of males are more than 84 inches tall (7 feet)?

b. John is 60 inches (5 feet) tall. What is the Z-score for John’s height?

c. Is John’s height unusual? (Yes/No)

d. David is a basketball player for the LA Lakers and his height is in the 95th percentile. How tall is he?