Suppose that during any hour at a Fed Mart Department Store, the average number of shoppers is 448, with a standard deviationof 21 shoppers. The Market Research team conducts a random sampleof 49 different shopping hours during the month of August.
a. Calculate the standard errorof the average.
b. What is the probabilitythat the random sample of shopping hours will yield a meanbetween 441 and 446 shoppers?
Thanks for letting me work on your post. Here is …
The expert calculates the standard error for Fed Mart Department Stores.