[Steps Shown] The manager of a shipping department of a mail-order operation located in New York has been receiving complaints about the length of time it
Question: The manager of a shipping department of a mail-order operation located in New York has been receiving complaints about the length of time it takes for customers in California to receive their orders. To learn more about this potential problem, the manager chose a random sample of 12 orders and then checked to see how many days it took to receive each of these orders. The resulting data were
15, 20, 10, 11, 7,12, 9, 14, 12,8, 13, 16
Find a number that is, with 95 percent confidence, greater than the average time it takes California customers to receive their orders.
Deliverable: Word Document 