A local school district wanted to know whether mean weekly salary of administrators was larger than that of teachers. They took samples, and results were as follows.
U1 - Teachers $ 845, 826, 827, 875, 784, 809, 802, 820, 829, 830, 842, 832
U2 - Administrators $ 841, 890, 821, 771, 850, 859, 825, 829
Can they conclude that administrators earn more? Employ Alpha = .02
A: Determine your Ho and H1 hypotheses
B: Formulate your decision rule.
C: Show any computation for actual test statistics and/or the p value.
D) Did you reject or not reject your null, and why
E) Interpret, what does it mean to your problem?