Given the length an athlete throws a hammer is a normal random variable with mean 50 feet and standard deviation 5 feet,what is the probability he throws it: Between 50 feet and 60 feet?
A).9972
B).5000
C).9544
D).4772

Question

Quizplus · Accepted Answer

The probability of a normal random variable falling between the mean and one standard deviation above the mean is approximately 0.3413. Since 60 feet is two standard deviations above the mean, the probability from the mean to 60 feet is approximately 0.4772.

Given the Length an Athlete Throws a Hammer Is a Normal