From a Poll of a Random Sample of 800 Television

Essay

From a poll of a random sample of 800 television viewers, the following data have been collected. The table below classifies each individual by their level of education and preference of television station. $$\begin{array}{l}\begin{array} { c | c c c | c } &&\text { Level of Education }\\& \text { High School } & \text { Bachelor } & \text { Graduate } & \text { Total } \\\text { Public broadcasting } & 150 & 150 & 100 & 400 \\\text { Commercial stations } & 50 & 250 & 100 & 400 \\\text { Total } & 200 & 400 & 200 & 800\end{array}\end{array}$$ Test at α = .05 to determine if the selection of a TV station is dependent upon the level of education.