Solve the problem A radio station claims that the amount of advertising per hour of broadcast time has an average of 15 minutes
and a standard deviation equal to 1.6 minutes. You listen to the radio station for 1 hour, at a randomly selected
time, and carefully observe that the amount of advertising time is equal to 8 minutes. Calculate the Z-score for
this amount of advertising time.
Select one:
A. 0.43
B.-4.37
C.-11.2
OD. 4.38