A Sample of 81 Statistics Students at a Small College $95 \%$

Multiple Choice

A sample of 81 statistics students at a small college had a mean mathematics ACT score of 24 with a standard deviation of 8 . Find the $95 \%$ confidence interval. Round your answer to two decimal places.

A) $23.11 < \mu < 24.89$
B) $77.73 < \mu < 84.27$
C) $23.80 < \mu < 24.20$
D) $22.22 < \mu < 25.78$