1) Explain distribution of sample means (shape , Expected value , and standard error ) for samples of n=36 selected from population with a mean of m =100 and standard deviation of s=12.
2) For population with a mean of m =50 and standard deviation of s =10. How much error, on average, would you expect between sample mean (M) and population mean for:
a) a sample of n=4 scores.
b) a sample of n=16 scores.
c) a sample of n=25 scores