Assume That You Want to Test the Claim That the Paired

question 35

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.
$\begin{array} { l | c c c c c c c c c } \text { Subject } & \text { A } & \text { B } & \text { C } & \text { D } & \text { E } & \text { F } & \text { G } & \text { H } & \text { I } \\\hline \text { Before } & 168 & 180 & 157 & 132 & 202 & 124 & 190 & 210 & 171 \\\hline \text { After } & 162 & 178 & 145 & 125 & 171 & 126 & 180 & 195 & 163\end{array}$

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

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Definitions:

Anemia

A deficiency of hemoglobin or red blood cells.

Red Blood Cells

Cells in the blood that carry oxygen from the lungs to the body's tissues and carbon dioxide back to the lungs.

Spongy Bone

Also known as cancellous or trabecular bone, it is less dense than compact bone, containing large spaces that give it a porous appearance.

Osteoblasts

Cells in the body responsible for the synthesis and mineralization of bone during both initial bone formation and later bone remodeling.