S South University Camp x M D MAT2058 so3 X Do Homework Yujane x course hero Goo

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S South University Camp x M D MAT2058 so3 X Do Homework Yujane x course hero Google se x Mu Statisti And probabil x C chegg study IGuideds x Yujane x C Secure h ps://www. mathxl.com aspx?homeworkld 4155767858 questionld 6&flushed; true&cld; 4373408&back; DoAssignments.aspx /Student/PlayerHomework Apps My Pages -south Uni fedloan nv energy DC Connexus Log In zenefits Log In Iserve from Au Movie10k Watch M other bookmarks Statistics I MAT2058 S03 (2) Yujane Lampkin & Homework: W4: Assignment 2 Homework Save Score: 3 of 6 pts HW Score: 82.08%, 49.25 of 60 pts 6 of 10 (10 complete) 7.3.20 Question Help Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below The design of the study justifies the assumption that the sample can be treated as a simple random sample. Use the data to construct a 99% confidence interval estimate of H, the mean duration of game play. 4665 4044 3878 3865 4029 4324 4810 404 4998 4825 4333 43 Click here to view at distribution table Click here to v of the standard no distribution table Click here to v age 2 of the standard no distribution table What is the confidence interval estimate of the population mean u? (Round to one decimal place as needed.) Enter your answer in the edit fields and then click Check Answer Check Answer All parts showing Clear All

Explanation / Answer

here for (n-1=11) degree of freedom at 99% CI, t =3.1058

hence confidence interval =mean +/- t*std error =3990.2 ; 4696.9

S. No X 1 4044.000 2 3878.000 3 3865.000 4 4029.000 5 4324.000 6 4810.000 7 4665.000 8 4041.000 9 4998.000 10 4825.000 11 4333.000 12 4311.000 mean(X) 4343.583 std deviation(S) 394.106 std error =S/(n)1/2 113.769

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