At a certain university the average attendance at basketball games has been 3325. Due to the dismal showing at the team this year, the attendance for the first 8 games has averaged only 2965 with a standard deviation of 735. The athletic director claims that the atendance is the same as last year. What is the test value needed to evaluate the claim?
possible answers:
-1.39
-2.65
-3.07
-3.92