The Length of Country and Western Songs Is Normally Distributed

Multiple Choice

The length of country and western songs is normally distributed and has a mean of seconds and a standard deviation of 30 seconds. Find the probability that a random
Selection of 16 songs will have mean length of 181.98 seconds or less. Assume the
Distribution of the lengths of the songs is normal.

A) 0.14
B) 0.64
C) 0.36
D) 0.86