The Manager of the College Cafeteria Wants to Estimate the Mean

Multiple Choice

The manager of the college cafeteria wants to estimate the mean amount spent per customer per
Purchase. A sample of 10 customers revealed the following amounts spent:
Find the 99 percent confidence limits for the mean amount spent.
Sample mean = $4.53, s = $1.00

A) 3.53 and 5.53
B) 3.50 and 5.56
C) 3.48 and 5.58
D) 3.84 and 5.85
E) 3.35 and 5.35