Test a Hypothesis Regarding Three or More Means Using One -Way ANOVA
-A researcher wishes to determine whether there is a difference in the average age of middle school, high school, and college teachers. Teachers are randomly selected. Their ages are recorded below. Test the hypothesis that there is no difference in the average age of each group. Use $\alpha = 0.01$.

Question

Quizplus · Accepted Answer

The Answer is critical value

\mathrm { F } _ { 0.01,2,15 } = 6.36

; test statistic

\mathrm { F } \approx 2.517

; fail to reject

\mathrm { H } _ { 0 }

; There is not enough evidence to indicate that the means are different.

Test a Hypothesis Regarding Three or More Means Using One α=0.01\alpha = 0.01α=0.01

Test a Hypothesis Regarding Three or More Means Using One $\alpha = 0.01$