The times that men spend in the shower are Normally distribu

The times that men spend in the shower are Normally distributed with a mean of 10.8 minutes and a standard deviation of 1.5 minutes.

If a man is randomly selected, find the probability that he spends less than 5.2 minutes in the shower.

Solution

Z-score = (5.2 - 10.8) /1.5 = -3.73

Refering to the z-score table ,

Probability = 0.0001 Answer