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Question 1 (7 marks) Test, at the 5% level of significance, whether the average GPA is different for females compared to males. [You may assume
Question 1 (7 marks)
Test, at the 5% level of significance, whether the average GPA is different for females compared to males.
[You may assume that the unknown population standard deviations for males and females are equal]
Question 2 (6 marks)
Test, at the 5% level of significance, whether a student owning an Ipad is dependent to how often they exercise?
Question 3 (7 marks)
Can we conclude, at a 5% level of significance, that a linear relationship exists between the Work Hours (y) and Distance (x) a person lives from campus?
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