Question
You work for an online retailer. Your colleague asserts that the average review scores from Canadian buyers are the same as those of American buyers.
You work for an online retailer. Your colleague asserts that the average review scores from Canadian buyers are the same as those of American buyers. You think that they are wrong! You take samples of reviews from both Canadian and American customers; data for the two samples are given in the Excel file. Test the hypothesis that the means for Canadians different from those of Americans, at the 95% confidence level. Show all parts of the hypothesis test, including your hypotheses, identification/calculation of the necessary values, your test-statistic calculation, your p-value calculation, and your conclusion. For this question, you may use the appropriate Analysis Toolpak tool.
CANADIAN AMERICAN
| 5 | 4 |
| 4 | 5 |
| 1 | 5 |
| 2 | 5 |
| 3 | 3 |
| 2 | 3 |
| 2 | 5 |
| 2 | 3 |
| 2 | 5 |
| 3 | 4 |
| 4 | 3 |
| 1 | 2 |
| 5 | 1 |
| 3 | 3 |
| 5 | 4 |
| 1 | 4 |
| 4 | 4 |
| 2 | 5 |
| 4 | 1 |
| 3 | 4 |
| 3 | 4 |
| 4 | 5 |
| 3 | 1 |
| 1 | 3 |
| 4 | 4 |
| 3 | 2 |
| 3 | 3 |
| 1 | 4 |
| 3 | 5 |
| 1 | 1 |
| 5 | 3 |
| 5 | 1 |
| 5 | 1 |
| 3 | 5 |
| 5 | 1 |
| 2 | 4 |
| 5 | 1 |
| 2 | 3 |
| 1 | 4 |
| 4 | 5 |
| 3 | 4 |
| 5 | 2 |
| 5 | 1 |
| 1 | 1 |
| 1 | 1 |
| 5 | 3 |
| 4 | 5 |
| 1 | 2 |
| 5 | 4 |
| 2 | 3 |
| 2 | 4 |
| 1 | 4 |
| 5 | 3 |
| 2 | 3 |
| 1 | 3 |
| 3 | 4 |
| 5 | 1 |
| 1 | 4 |
| 2 | 1 |
| 4 | 2 |
| 4 | 4 |
| 4 | 1 |
| 2 | 5 |
| 5 | 4 |
| 3 | 5 |
| 3 | 4 |
| 3 | 3 |
| 5 | 5 |
| 5 | 4 |
| 2 | 3 |
| 3 | 5 |
| 1 | 2 |
| 1 | 3 |
| 2 | 5 |
| 2 | 5 |
| 2 | |
| 5 | |
| 5 | |
| 2 | |
| 4 | |
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Entropy And Diversity The Axiomatic Approach
Authors: Tom Leinster
1st Edition
1108962173, 9781108962179
