A Marketing Firm Asked a Random Set of Married Women $\alpha = 0.05$

question 15

Multiple Choice

A marketing firm asked a random set of married women and married men how much they were willing to spend for jewelry as a present for their spouse. Can the firm conclude, at $\alpha = 0.05$ , that the two groups have a different willingness to spend?
$\begin{array}{lcc}\hline & \text { Women } & \text { Men } \\\hline \text { Sample size } & 9 & 16 \\\text { Sample mean } & \$ 160 & \$ 205 \\\text { Sample standard deviation } & \$ 34 & \$ 38\end{array}$

• A) No, because the test value \(- 0.21\) is inside the noncritical region \(- 2.262 < t < 2.262\)
• B) Yes, because the test value \(- 3.04\) is outside the noncritical region \(- 2.306 < t <\)
• C) No, because the test value \(- 1.12\) is outside the noncritical region \(- 2.306 < t < 2.306\)
• D) Yes, because the test value \(- 1.12\) is inside the noncritical region \(- 2.262 < t < 2.262\)

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Definitions:

Patient Reception

The process and area dedicated to welcoming and registering patients into a healthcare facility.

Coagulation

The procedure through which blood transforms from a liquid state into a gel, resulting in the formation of a blood clot.

Autoclaving

A process of sterilization using high-pressure saturated steam to eliminate all forms of microbial life, including spores.