In Order to Estimate the Average Time Spent Per Student

Multiple Choice

In order to estimate the average time spent per student on the computer terminals at a local university, data were collected for a sample of 64 business students over a one-week period. Assume the population standard deviation is 1.6 hours. The standard error of the mean is

A) 1.6.
B) .025.
C) 2.00.
D) .20.