Question: #3) The following is sample information. Test at the .05 significance level that the treatment means are all equal:

Treatment 1 Treatment 2 Treatment 3

9 13 10

7 20 9

11 14 15

9 13 14

12 15

10

a. State the null and alternative hypotheses.

b. What is the rejection region/decision rule?

c. Create an ANOVA table and identify SST, SSE, and SSTotal.

d. State your decision regarding the null hypothesis.