A Researcher Wishes to Determine Whether There Is a Difference

question 25

Multiple Choice

A researcher wishes to determine whether there is a difference in the average age of elementary school, high school, and community college teachers. Teachers are randomly selected. Their ages are recorded below. Find
The test statistic F to test the claim that there is no difference in the average age of each group. $$\begin{array} { c c c } \hline \text { Elementary Teachers } & \text { High School Teachers } & \text { Community College Teachers } \\\hline 23 & 36 & 45 \\28 & 38 & 45 \\27 & 41 & 36 \\52 & 47 & 61 \\25 & 42 & 39 \\37 & 31 & 35 \\\hline\end{array}$$

• A)2.517
• B)2.913
• C)3.189
• D)4.312

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Definitions:

Price Level

The average of current prices across the entire spectrum of goods and services produced in the economy.

Price Level

A measure of the average prices of goods and services in the economy.

Graph

A visual representation of data, relationships, or trends through various types of charts such as line, bar, or pie charts.

Year 2021

The period of time that began on January 1, 2021, and ended on December 31, 2021.