A Sample of 157 University Students Who Recently Moved Off-Campus $\mathrm { j }$

question 35

Multiple Choice

A sample of 157 university students who recently moved off-campus were polled to see u they agree that off-campus living is preferable to on-campus living. In addition, each was how many people live in their current off-campus residence. The results are summarized $\mathrm { j }$ following contingency table.
$\begin{array}{lccc}\hline & 1 & 2 & 3 \\\hline \text { Agree } & 39 & 27 & 29 \\\text { No Opinion } & 15 & 5 & 7 \\\text { Disagree } & 25 & 6 & 4 \\\hline\end{array}$

Perform a test for independence, using the $\alpha = 0.01$ level of significance. What do you conclude?

• A) Do not reject \(H _ { 0 }\). There is insufficient evidence to conclude that the survey responses and the number of roommates are dependent.
• B) Reject \(H _ { 0 }\). It appears that the survey responses and the number of roommates are dependent.

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Definitions:

Papillae

Projections on the surface of the tongue that contain taste buds, involved in the sensation of taste.

Ileocecal Sphincter

A muscular valve that controls the flow of digested food from the small intestine to the large intestine.

Ileum

The final and longest segment of the small intestine, where the absorption of vitamins, electrolytes, and other nutrients is completed.

Cecum

The first part of the large intestine, connected to the ileum and ascending colon, playing a role in the digestive process.