The following questions are based on Chapter 12 (One-WayAnalysis of Variance).
1. A researcher wishes to test the differences among fivepopulation means, using the .05 criterion of significance. Why isit a bad idea to perform 10 t tests for the 10 possible pairs ofmeans?
2. In one-way analysis of variance, what can cause the groupmeans to vary?
3. In a one-way analysis of variance, the degrees of freedom forthe numerator is equal to…?
4. In one-way analysis of variance, the F ratio is computedby…?
5. The smallest and largest possible values of F are…?
6. When testing a Kruskal-Wallis H for statistical significance,the critical value can be found in the…?
