Row var1 105 HW Score: 50%, 11 of Score: 0 of 2 pts 11 of 13 (13 119 115 102 100
ID: 3061123 • Letter: R
Question
Row var1 105 HW Score: 50%, 11 of Score: 0 of 2 pts 11 of 13 (13 119 115 102 100 Assigned Media | Question Help 7.3.29 the popuíation standard deviation is known to be 100 milion dolars and the popuilation s normally distributed X 105 Click the icon to view te table of gross amounts for various moves o Gross Amounts for Vanous Movies- 13 291 47 (Round to one decimal place as needed Gross ($) in Millions 15 16 17 115 112 100 313 17 119 115 102 100 19 20 21 105 23 Enter your answer in the edit fields and then click Check Answer Clear Al 25 All parts showingExplanation / Answer
The data set is-
The Sample Mean, x = (115+4+...313+17)/20 = 101.6
At 99% CI, Z = 2.57
= 100
n = 20
CI = x -+ Z*/sqrt(n)
= 101.6 -+ 2.58*100/sqrt(20)
= 101.6 -+ 57.69
= {43.9 , 159.29}
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