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) Class sizes were noted for a random sample of classes at 3 levels for a large school district. At =0.01, can it be concluded
- ) Class sizes were noted for a random sample of classes at 3 levels for a large school district. At =0.01, can it be concluded that there is a difference in the mean class size at the three different levels? If a difference exists, test each pair of means to locate the difference.
| Elementary | Middle School | Secondary School |
| 30 | 24 | 20 |
| 28 | 27 | 18 |
| 25 | 30 | 24 |
| 26 | 25 | 20 |
| 28 | 26 | 23 |
| 32 | 28 | 24 |
| 24 | 24 | |
| 29 |
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Negative Binomial Regression
Authors: Joseph M Hilbe
2nd Edition
1139005960, 9781139005968
