Choose the correct formula to find the confidence interval in the following scenario. Then find the confidence interval and write the conclusion.

After once again losing a football game to the college's arch rival, the alumni association conducted a survey to see if alumni were in favor of firing the coach. An SRS of 100 alumni from the population of all living alumni was taken. Sixty-four of the alumni in the sample were in favor of firing the coach. (thus p=.64 let p represent the proportion of all living alumni who favor firing the coach. A 95% confidence interval for p is?

Correct formula:

Interval:

Concluding sentence: