What is acceptance region for test in terms of gre scores

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The 65 students who apply for admission into a master's program in 1981 have average Graduate Record Examination (GRE) scores of 640 with a standard deviation of 20. In 1982, the 81 students who apply have average GRE scores of 650 with a standard deviation of 40.

(a) Are the 1981 applicants inferior to the 1982 applicants at the 1% level of signi?cance? (

b) What is the acceptance region for the test in terms of GRE scores?

Reference no: EM13896166

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