Test the hypothesis at the 0.05 level of significance.
The treatment means are equal.
Treatment 1 Treatment 2 Treatment 3
9 13 10
7 20 9
11 14 15
9 13 14
1. State the hypothesis.
2. State the decision rule.
3. Calculate the test statistic.
4. What is your decision regarding the Null Hypothesis H0?
The solution provides a detailed 5-step hypothesis test for the given data. All the steps of hypothesis testing (formulation of null and alternate hypotheses, selection of significance level, choosing the appropriate test-statistic, decision rule, calculation of test-statistic and conclusion) have been explained in details. A separate Excel sheet showing the ANOVA analysis has also been included.