Suppose a random sample of size 40 is selected from a population with = 8. Find the value of the standard error of the mean in each of the following cases (use the finite population correction factor if appropriate).
A)The population size is infinite (to 2 decimals)?
B) The population size is N = 50,000 (to 2 decimals)?
C) The population size is N = 5000 (to 2 decimals)?
D) The population size is N = 500 (to 2 decimals)?