For a population with a mean of 60 and a standard deviation of 24, find the z-score corresponding to each of the following samples.
a. M= 63 for a sample of n= 16 scores z=.5
b. M=63 for a sample of n= 36 scores z=.75
c. M= 63 for a sample of n= 64 scores z=1
What is Om for each equation?