Question

Finance course grade information regarding male and female students of a large university is shown below...

Finance course grade information regarding male and female students of a large university is shown below (?" and ?! unknown) and assumed unequal).

a) Test whether or not the average grade of females is significantly greater than that of males at ⍺=0,05 % significance level?
b) Develop 90 % confidence interval estimate of the difference between grade of the female and male students.

Note: You have to draw the table to see which area that you have to calculate

Female

Male

Sample Size

24

28

Sample Mean Grade

29.8

27.3

Sample Variance

6,554

3,276
Math   Statistics-And-Probability   
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