Perform the Tukey Test
-A Researcher Wishes to Determine Whether $\alpha = 0.01$

question 50

Multiple Choice

Perform the Tukey Test
-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. Use $\alpha = 0.01$ . Which of the following is a correct statement about the means?

• A) There is not enough evidence to suggest that the means are different.
• B) The mean age of middle school teachers is different from the mean age of high school teachers.
• C) The mean age of middle school teachers is different from the mean age of college teachers.
• D) The mean age of high school teachers is different from the mean age of college teachers.

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