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- Download: http://solutionzip.com/downloads/9-78-is-this-sample-of-25-exam-scores-solution/
- 9.78 Is this sample of 25 exam scores inconsistent with the hypothesis that the true variance is 64 (i.e., σ = 8)? Use the 5 percent level of significance in a two-sided test. Show all steps, including the hypotheses and critical values from Appendix E. Exams
- 80 79 69 71 74
- 73 77 75 65 52
- 81 84 84 79 70
- 78 62 77 68 77
- 88 70 75 85 84
- Download: http://solutionzip.com/downloads/9-78-is-this-sample-of-25-exam-scores-solution/
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