A random sample is selected from a population with a = 135 and a standard deviation of = 14. Determine the mean and standard deviation of the sampling distribution (round to 3 decimal places).

a) n = 10

Mean =

Standard deviation =

b) n = 18

Mean =

Standard deviation =

c) n = 26

Mean =

Standard deviation =

d) n = 42

Mean =

Standard deviation =

e) n = 105

Mean =

Standard deviation =