The police department for a major city has found that the average height of their 1,250 officers is 71 inches, with a standard deviation of 2.3 inches. Using the normal curve table, answer the following:
a. how many officers are at least 75 inches tall?
b. How many officers are at least 75 inches tall?
c. if an officer is in the 35th percentile in terms of height, how tall is he or she?
d. The top 10% of the officers in terms of height also make higher salaries than the shorter officers. How tall does an officer have to be to get in that top 10% group?