A sample of 49 style=”color:rgb(0,0,0);background-color:transparent;”>49 statistics students at a small college had a mean mathematics ACT score of 28 28 with a standard deviation of 4 4. Find the 95% confidence interval. Round to two decimal places.A.27.43 27.43less than <mu μless than <28.57 28.57B.47.49 47.49less than <mu μless than <50.51 50.51C.27.84 27.84less than <mu μless than <28.16 28.16D.26.86 26.86less than <mu μless than <29.14
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