A Researcher Selected a Sample of 50 Residents from Each $= .05$

question 23

Multiple Choice

A researcher selected a sample of 50 residents from each of three different cities to determine if citizens were willing to participate in a medical experiment. At $= .05$ , test the claim that the proportions who will participate are equal.
$\begin{array}{|l|c|c|c|}\hline \text { Residents } & \text { City 1 } & \text { City 2 } & \text { City 3 } \\\hline \text { Willing to participate } & 20 & 12 & 26 \\\hline \text { Not willing to } & 30 & 38 & 24 \\\hline \text { participate } & & & \\\hline \text { Total } & 50 & 50 & 50 \\\hline\end{array}$

• A) There is not evidence to reject the claim that the proportions are equal because the test value \(12.592 >\) \(1.237\)
• B) There is not evidence to reject the claim that the proportions are equal because the test value \(8.321 >\) \(5.991\)
• C) There is not evidence to reject the claim that the proportions are equal because the test value \(1.237 <\) \(5.99\)
• D) There is evidence to reject the claim that the proportions are equal because the test value \(8.321 > 5.991\)

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Definitions:

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