Chapter 9, Problem T9.7SPT

To determine

To find: the correct appropriate conclusion for them to draw at the $\alpha =0.05$ significance level.

Answer to Problem T9.7SPT

Reject $H_0$ , there is convincing evidence that the true proportion of viewers differs from 0.25

Explanation of Solution

It is observed that the confidence interval not having 0.25, it is showing that it is not likely that the proportion of viewers of a certain actually television show is 0.25 and therefore there is convincing proof that the proportion is different from 0.25 (since the alternative hypothesis is $H_1:p\ne 0.25$ ).

Hence, the correct option is (e)