SophiaPretty

(5)

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About SophiaPretty

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Accounting,Algebra,Applied Sciences,Architecture and Design,Art & Design,Biology,Business & Finance,Calculus,Chemistry,Communications,Computer Science,Economics,Engineering,English,Environmental science,Essay writing Hide all
Teaching Since: Jul 2017
Last Sign in: 304 Weeks Ago, 1 Day Ago
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  • MBA,PHD, Juris Doctor
    Strayer,Devery,Harvard University
    Mar-1995 - Mar-2002

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  • Manager Planning
    WalMart
    Mar-2001 - Feb-2009

Category > Statistics Posted 13 Aug 2017 My Price 5.00

please provide solution, answer must be one of the 4 listed

please provide solution, answer must be one of the 4 listed .. please show work

  1. Thirty randomly selected students took the calculus final. If the sample mean was 89 and the standard deviation was 6.2, construct a 99% confidence interval of the mean score of all students. Assume that the population has a normal distribution.

       A. 85.89<µ<92.11

       B. 87.08<µ<90.92          

       C. 86.21<µ<91.79

       D. 85.88<µ<92.12

Answers

SophiaPretty
(5)
Status NEW Posted 13 Aug 2017 05:08 AM My Price 5.00

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