A Poll Was Administered This Year Asking College Students If

Essay

A poll was administered this year asking college students if they considered themselves overweight. A similar poll was administered five years ago. Results are summarized below. Has the proportion increased significantly? Let α = 0.05. $$\begin{array}{l}\begin{array} { l l l } &&\text { Number Considered Them selves }\\& \text { Sample Size } & \text { Overweight } \\\text { Present sample } & 300 & 150 \\\text { Previous sample } & 275 & 121\end{array}\end{array}$$