Question
The summary analysis of test scores for selected samples of Introduction to Statistical Economics students who took the course from three different instructors are shown
The summary analysis of test scores for selected samples of Introduction to Statistical Economics students who took the course from three different instructors are shown below.
Descriptives Table
Score
11 | N | Mean | Std. Deviation |
| Instructor A | 6 | 77.3333 | 9.97330 |
| Instructor B | 4 | 80.0000 | 16.95091 |
| Instructor C | 5 | 88.0000 | 5.70088 |
| Jumlah/Total | 15 | 81.6000 | 11.38169 |
ANOVA Table
Sources | Sum of Squares | df | Mean Square | F |
| Treatments | 324.267 | 2 | 162.133 | 1.306 |
| Error | 1489.333 | 12 | 124.111 | |
| Total | 1813.600 | 14 |
At α = 0.05, is there a significant difference among the averages of the three group?.
Step by Step Solution
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Step: 1
Solution Answer Decision Fail to reject H o Conclusion There is not enough evidence to conclude that ...
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Introduction to Econometrics
Authors: James H. Stock, Mark W. Watson
3rd edition
133595420, 978-0138009007, 138009007, 978-0133486872, 133486877, 978-0133595420
