Unformatted text preview: b. What is the null hypothesis? c. Can you reject Ho at 5% level? How can you tell? d. The output presents a Student’s t-test. Compute the p-value using a z – test. Are the results similar? Parts (e) and (f) are worth 5 points each. Show as much detail as you can in your answers. e. Use the output and an appropriate table to compute a 99 % confidence interval for μ X – μ Y based on the z-statistic. f. What is the formula you have used for ME in part e? Why did you use that and not one of the other two formulas you have seen in class?...
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- Spring '08
- Statistics, Mean StDev SE, following MINITAB output, STATISTICS STA3032 QUIZ