Assume That You Want to Test the Claim That the Paired

question 10

Multiple Choice

Assume that you want to test the claim that the paired sample data come from a population for which the mean difference is $\mu _ { d } = 0 .$ Compute the value of the t test statistic. Round intermediate calculations to four decimal
Places as needed and final answers to three decimal places as needed. $$\begin{array} { | l | c c c c c c c c c | } \hline \text { Subject } & \mathrm { A } & \mathrm { B } & \mathrm { C } & \mathrm { D } & \mathrm { E } & \mathrm { F } & \mathrm { G } & \mathrm { H } & \mathrm { I } \\\hline \text { Before } & 168 & 180 & 157 & 132 & 202 & 124 & 190 & 210 & 171 \\\hline \text { After } & 162 & 178 & 145 & 125 & 171 & 126 & 180 & 195 & 163 \\\hline\end{array}$$

• A) 9.468
• B) 3.156
• C) 1.052
• D) 0.351

---

Definitions:

Heart Disease

A range of conditions affecting the heart's structure and function, including coronary artery disease, heart attacks, and heart failure.

American Medical Association

A professional group in the United States that sets standards for medical education, practice, and ethics, and advocates for physicians and patients.

Obesity

A medical condition characterized by excess body fat that presents a risk to health.

Disease

A particular abnormal condition that negatively affects the structure or function of all or part of an organism, and that is not due to any external injury.