Birth weights are normally distributed with a mean of XXXXXXXXXXg and a standard deviation of 693.4 g. a. What are the values of the mean and standard deviation after converting all birth weights to...

Birth weights are normally distributed with a mean of 3152.0 g and a standard deviation of 693.4 g.

a. What are the values of the mean and standard deviation after converting all birth weights to

b. The original birth weights are in grams. What are the units of the corresponding z scores?