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:

Differentiation Strategy

A marketing approach where a company makes its product or service stand out from competitors through distinct features, quality, or services.

Significant Points

Key or important aspects, facts, or features that are noteworthy.

Higher Price

The strategy of setting the cost of a product or service above the average market price to signal higher quality or to cover higher production costs.

Market Segments

Market segments consist of individuals or entities grouped together based on shared traits or needs, which lead them to desire comparable products and services, reflecting similar preferences, attributes, or actions.