The Contingency Table Below Shows the Results of a Random

question 33

Multiple Choice

The contingency table below shows the results of a random sample of 200 registered voters that was conductedto see whether their opinions on a bill are related to their party affiliation. Use α = 0.05. $$\begin{array}{l}\begin{array} { l | c c c } \text { Party } &{ \text { Opinion } } \\\hline & \text { Approve } & \text { Disapprove } & \text { No Opinion } \\\text { Republican } & 42 & 20 & 14 \\\text { Democrat } & 50 & 24 & 18 \\\text { Independent } & 10 & 16 & 6\end{array}\\\text { Find the critical value } \chi _ { 0 } ^ { 2 } \text {, to test the claim of independence. }\end{array}$$

• A) 9.488
• B) 7.779
• C) 11.143
• D) 13.277

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Definitions:

Leptin

A hormone, secreted by fat cells, that is associated with decreasing eating behavior based on long-term body fat regulation.

Ghrelin

A hormone, secreted by an empty stomach, that is associated with increasing eating behavior based on short-term signals in the bloodstream.

Glucose

A simple sugar that is an important energy source in living organisms and is a component of many carbohydrates.

Insulin

A hormone, secreted by the pancreas, that controls glucose levels in the blood.