A Researcher Wishes to Determine Whether There Is a Difference

question 34

Multiple Choice

A researcher wishes to determine whether there is a difference in the average age of middle school, highschool, and college teachers. Teachers are randomly selected. Their ages are recorded below. Find the criticalvalue F-value to test the hypothesis that there is no difference in the average age of each group. Useα = 0.01. $$\begin{array} { c c c } \hline \text { Middle School Teachers } & \text { High School Teachers } & \text { College Teachers } \\\hline 23 & 38 & 39 \\28 & 36 & 45 \\27 & 41 & 36 \\52 & 47 & 61 \\25 & 42 & 45 \\37 & 31 & 35\end{array}$$

• A) 6.36
• B) 5.09
• C) 9.43
• D) 5.42

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Definitions:

Merchandise

Goods procured by a business for the purpose of resale to customers.

Inventory

The total amount of goods and materials held by a company intended for sale or to be used in the production of goods sold.

Periodic Inventory System

The periodic inventory system is an accounting method where inventory is physically counted at specific intervals and adjustments are made to the inventory records accordingly.

Net Income

The total profit of a company after all expenses, taxes, and costs have been subtracted from total revenues, indicating the company's financial health over a period.