The popularity of a music group is normally distributed with

Last updated: 5/8/2023

The popularity of a music group is normally distributed with a mean of 5 years 5 and a standard deviation of 2 years o 2 If 32 music groups were randomly selected n 32 find the probability that their years of popularity have a mean that lasts less than 4 years 0 0023 0 0046 0 0124 0 0256 344