Solution) A composition teacher wishes to see whether a new grammar program will reduce the number of grammati
Question: A composition teacher wishes to see whether a new grammar program will reduce the number of grammatical errors her students make when writing a two-page essay. The data are shown here. At a = 0.025, can it be concluded that the number of errors has been reduced?
| Errors Before | Errors After |
| 12 | 9 |
| 9 | 6 |
| 0 | 1 |
| 5 | 3 |
| 4 | 2 |
| 3 | 3 |
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Deliverables: Word Document
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