Applied Statistics in Business and Economics
Applied Statistics in Business and Economics
5th Edition
ISBN: 9781259329050
Author: DOANE
Publisher: MCG
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Chapter 16, Problem 35CE

Instructions: In all exercises, you may use a computer package (e.g., MegaStat, Minitab) or show Excel calculations in a worksheet, depending on your instructor’s wishes. Include relevant output or screen shots to support your answers. If you do the calculations yourself, show your work. State the hypotheses and give the test statistic and its two-tailed p-value. Make the decision. If the decision is close, say so. Are there issues of sample size? Is non-normality a concern?

The table below shows ratings of 18 movies by two reviewers (on a 0 to 5 ⋆ scale using half ⋆ increments). Research question: At α = .05, based on these data, is the rank correlation between reviewers significantly greater than zero (i.e., a right-tail test)?

Chapter 16, Problem 35CE, Instructions: In all exercises, you may use a computer package (e.g., MegaStat, Minitab) or show

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