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Question
Random samples were selected from three populations. The data obtained are shown below.| Treatment 1 | Treatment 2 | Treatment 3 |
| 37 | 43 | 28 |
| 33 | 39 | 32 |
| 36 | 35 | 33 |
| 38 | 38 | |
| 40 |
a. Compute the overall sample mean
.b. At 95% confidence, test to see if there is a significant difference in the means of the three populations. Show the complete ANOVA table. Please note that the sample sizes are not equal.
Answer
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