At a High School Debate Tournament, Half of the Teams $$\begin{array} { r | r r } & \text { Win } & \text { Loss } \\\hline \text { Suit } & 22 & 28 \\\text { T-shirt } & 28 & 22\end{array}$$

Essay

At a high school debate tournament, half of the teams were asked to wear suits and ties and the rest were asked
to wear jeans and t-shirts. The results are given in the table below. Test the hypothesis at the 0.05 level that the
proportion of wins is the same for teams wearing suits as for teams wearing jeans. $$\begin{array} { r | r r } & \text { Win } & \text { Loss } \\\hline \text { Suit } & 22 & 28 \\\text { T-shirt } & 28 & 22\end{array}$$