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

Short Answer

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. In
Order to test the claim at the 0.05 level that the proportion of wins is the same for teams
Wearing suits as for teams wearing jeans, what would the null hypothesis be? $$\begin{array} { l | c c } & \text { Win } & \text { Loss } \\\hline \text { Suit } & 22 & 28 \\\text { T-Shirt } & 28 & 22\end{array}$$
A)The proportions of wins is the same for teams wearing suits as for teams wearing jeans.
B)The proportions of wins is different for teams wearing suits as for teams wearing jeans.
C)The mean number of wins is the same for teams wearing suits as for teams wearing jeans.
D)The mean number of wins is the same for teams wearing suits as for teams wearing jeans.