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A group of 20 male students draw at random had an average grade point average of 2.86 with an s of 1. A group of 25 female students drawn at random...

A group of 20 male students draw at random had an average grade point average of 2.86 with an s of 1. A group of 25 female students drawn at random had a grade point average of 3.01 with an s of 9. Is there a significant difference between the two groups?



Find the 95% confidence interval for the problem above. Can the null hypothesis, μ1 – μ2 = 0 be rejected? Why or why not?

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Math-8206321.doc

A group of 20 male students draw at random had an average grade point average of 2.86
with an s of 1. A group of 25 female students drawn at random had a grade point average of
3.01 with an s of 9....

Sign up to view the full answer

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