Question

You are interested in whether students that have a male instructors perform differently on exams. To investigate this, you gather a sample of 5 students that have a male instructor and compare their exam average to the average of all instructors.  The data are below:

Male Instructors	All Instructors
x ̅=74.5	µ=76.8
s = 7.62

Explain/interpret your findings

		There is no significant differences between performance on exams regardless of the sex of the instructor.
		There is a significant difference between performance on exams, demonstrating that sex of the instructor contributes to this difference.

Answer 1

since p value is not significant, we can not reject null hypothesis

There is no significant differences between performance on exams regardless of the sex of the instructor.