Assume that a random sample of twenty-three students at your university were found to have a mean GPA of 2.8 with a standard deviation of .8. What would be the best guess of the average GPA of the entire university?
A) 2.8
B) 3.6
C) 2.0
D) 3.0

Question

Quizplus · Accepted Answer

The best guess of the average GPA of the entire university, based on the sample, would be the mean of the sample itself, which is 2.8.

Assume That a Random Sample of Twenty-Three Students at Your