1. You have 4 groups with an overall sample size of n = 20. TheF critical value at the alpha = 0.05 level of significance is 3.24.Complete the following 1 factor ANOVA table below:
ANOVA table | | | | |
Source | SS | df | MS | F |
Treatment | 258.00 | ________ | ________ | ________ |
Error | 164.80 | ________ | ________ | |
Total | 422.80 | | | |
Is there a significant difference (α=0.05) between at least twoof the four groups for the analysis in question 1 (above)? (circleone) YES  NO
- Use the following data set to complete the ANOVA table andanswer the questions.
Group 1 | Group 2 | Group 3 |
2 | 2 | 3 |
5 | 5 | 4 |
4 | 2 | 8 |
7 | 3 | 7 |
6 | 1 | 7 |
ANOVA table | | | | | |
Source | SS | df | MS | F | p-value |
Treatment | ________ | ________ | ________ | ________ | ________ |
Error | ________ | ________ | ________ | | |
Total | ________ | | | | |
Is there a significant difference(α=0.05) between at least two of the four groups for the analysisin question 1 (above)? (circle one) YES  NO
Confidence interval for Group 1 (_________ , _________)
Confidence interval for Group 2 (_________ , _________)
Confidence interval for Group 3 (_________ , _________)
Is Group 1 significantly different from Group 2 at the α=0.05level of significance YES NO
           Is Group 1 significantly different from Group 3 at the α=0.05 levelof significance YES NO
           Is Group 2 significantly different from Group 3 at the α=0.05 levelof significance YES NO