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Question
Information regarding the ACT scores of samples of students in three different majors is given below.| Major | |||
| Management | Finance | Accounting | |
| 28 | 22 | 29 | |
| 26 | 23 | 27 | |
| 25 | 24 | 26 | |
| 27 | 22 | 28 | |
| 21 | 24 | 25 | |
| 19 | 26 | 26 | |
| 27 | 27 | 28 | |
| 17 | 29 | 20 | |
| 17 | 28 | 20 | |
| 23 | 24 | ||
| 28 | |||
| 28 | |||
| 29 | |||
| Sums | 230 | 225 | 338 |
| Means | 23 | 25 | 26 |
| Variances | 18 | 6.75 | 9.33 |
a. Set up the ANOVA table for this problem.
b. At 95% confidence test to determine whether there is a significant difference in the means of the three populations.
Answer
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