SOLUTION: In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 69.3 inches and a standard deviation of 2.0 inches. A study par
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Question 1182288: In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 69.3 inches and a standard deviation of 2.0 inches. A study participant is randomly selected.
(a) Find the probability that a study participant has a height that is less than 66 inches.
The probability that the study participant selected at random is less than 66 inches tall is______?
Round to four decimal places as needed.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
z=(x-mean)/sd
=(66-69.3)/2.0
=-3.3/2.0
=-1.65
probability z < -1.65
=0.0495
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