A tutor claimed that getting trained by her will boost scores for an exam. If the before
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Question:
A tutor claimed that getting trained by her will boost scores for an exam. If the before and after scores for 12 students are as shown below, can we say that the tutoring helped using the t-test for paired samples? Use a confidence level of 95%.
| 1341 | 1337 |
| 1354 | 1377 |
| 1359 | 1390 |
| 1387 | 1403 |
| 1396 | 1410 |
| 1403 | 1416 |
| 1416 | 1416 |
| 1425 | 1419 |
| 1431 | 1423 |
| 1434 | 1437 |
| 1435 | 1438 |
| 1435 | 1445 |
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