Question

Meraw-Hi Connect Math Lower and upper fence celator istatistical Daler Whaththe correlations Question 28 of 44 (1 point) Attempt 1 of 1 View question in a popup 12h 58m Remaining 72 Saccon Frencie 38 Sleeping outlier: A simple random sample of eight college freshmen were asked how many hours of sleep they typically got per night. The results were dlo 8.5 24 8.5 8 7.5 9 6.5 6 Send data to Excel Notice that one joker said that he sleeps 24 hours a day. Part: 0/3 Part 1 of 3 The data contain an outlier that is clearly a mistake. Eliminate the outlier, then construct a 99% confidence interval for the mean amount of sleep from the remaining values. Round the answers to two decimal places. A 99% confidence interval for the mean amount of sleep from the remaining values is Submit Assignment Next Part All Rights Reserved. Terms of Use Privacy

Answer 1

Solution: From sample, = Ex 8.5+---+6 - 9.75 8 S = 5.9492 n=8 DF-n-=7 L=0.01 tal= tool = 3.4994 2 aqolo Confidence interual, CI= x + t2l2, de 5.8492 =9.75 I 3.49948 =[2.5192, 16:9867] ར A qq.1. ca for the Mean amount of sleep from the remaining values is 2.512 M L 116.98 116-98