Some stores print multiple coupons and advertisements on their receipts, making the receipts unusually long. A curious shopper m
akes the same purchase at a random sample of 10 stores and measures the length of each receipt (in inches). Here are the results: 8.25, 7.5, 5, 9.5, 12, 5.5, 9, 14, 11.5, 18
What is the value of the standard error of the mean?
1.256
1.324
4.992
5.262
