Mathematics, 12.02.2020 22:52 jalenyork6835
Arandom sample of n1 =12 students majoring in accounting in a college of business has a mean grade-point average of 2.70 (where A = 4.0) with a sample standard deviation of 0.40. For the students majoring in computer information systems, a random sample of n2 = 10 students has a mean grade-point average of 2.90 with a standard deviation of 0.30. The grade-point values are assumed to be normally distributed. Test the null hypothesis that the mean-grade point average for the two categories of students is not different, using the 5 percent level of signiļ¬cance.
Answers: 1
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Arandom sample of n1 =12 students majoring in accounting in a college of business has a mean grade-p...
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