SOLUTION: At a company, the data set containing the ages of the applicants for a particular job was normally distributed. The mean age of the applicants was 30 years old, and the standard de
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Question 1172226: At a company, the data set containing the ages of the applicants for a particular job was normally distributed. The mean age of the applicants was 30 years old, and the standard deviation of the data set was 3.5 years. Which is closest to the percent of applicants that were 21 years old or younger?
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
z=(21-30)/3.5
=-2.57
probability z < -2.57 is 0.0051
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