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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?

c. if an officer is in the 35th percentile in terms of height, how tall is he or she?

d. assuming an equal amount of service, the top 10% of the police officers in terms of height also make higher salaries than their less favored fellow officers. How tall does an officer have to beto get a better salary.

e. what is the probability of encountering an officer who is 66 inches tall or less?

f. what heights are so deviant that their probablity if icdcurance is .05 or less?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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