The Next Questions Are Based on the Following Information

Multiple Choice

The Next Questions Are Based On The Following Information:
A professor claims that the average score on a recent exam was 83.Suppose you want to test whether the professor's statement is correct.Assume that the test scores are normally distributed.You ask some people in class how they did,and record the following scores: 82,77,85,76,81,91,70,and 82.
-What is the appropriate decision rule?

A) Reject H₀ if t statistic > t_α,n-1
B) Reject H₀ if t statistic < -t_n-1,α/2 or > t_n-1,α/2
C) Reject H₀ if t statistic = t_α,n-1
D) Reject H₀ if t statistic < -t_α,n-1