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by: Megan Lester

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# MGTOP 215 Chapter 7 problems MGTOP 215

Marketplace > Washington State University > MGTOP 215 > MGTOP 215 Chapter 7 problems
Megan Lester
WSU
GPA 2.8

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Chapter 7 problems from book
COURSE
PROF.
Sung Ahn
TYPE
Class Notes
PAGES
3
WORDS
CONCEPTS
Statistics
KARMA
25 ?

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This 3 page Class Notes was uploaded by Megan Lester on Wednesday September 28, 2016. The Class Notes belongs to MGTOP 215 at Washington State University taught by Sung Ahn in Fall 2015. Since its upload, it has received 3 views.

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Date Created: 09/28/16
HC: 7.5, 7.8, 7.14 due March 25 ???? = 2.63,???? = 0.03,???? = 9 1 1 ???? 0.03 a.)σ???? = σ √( − ) = = = .01 ???? ???? √ n) √9 ????−???? 2.61−2.63 −.02 b.) ???? = ???? = 0.03 = = −2 √???? √9 .01 ???? ???? < −2 = 0.0228 ̅ c.) ???? = ???????????? = 2.0.03.63= −.01= −1 √ 9 .01 √ ???? ???? < −1 = 0.1587 ????−???? 2.64−2.63 .01 ???? = ???? = 0.03 = .01= 1 √???? √9 ???? ???? < 1 = 0.8413 ????(−1 < ???? < 1 ) = ???? ???? < 1 − ???? ???? < −1 ) = 0.8413 − 0.1587 = 0.6826 d. ) ???? 1 < ???? < ???? 2 )= .60 ???? = 2.63 + .84 ( ) 0.0) = 2.6384 1 √ 9 0.03 ????2= 2.63 + −.84 ( ) ) = 2.6216 √9 ???? = 27, ???? = 4, ???? = 16 ????−???? a.) ???? = ???? √???? = 26 − 27 = −1 4 1 √ 16 = ???? ???? < −1 ) = 0.1587 b.)???? ???? < ???? = 85% ???? ???? < ???? = 0.85 ????( ????−???? < ????−27) = 0.85 ???? 4 ????−27 ????(???? < 4 ) = 0.85 ???? = 1.04 ????−27 ( 4 ) = ???? = 1.04 ???? = 1.04 ∗ 4 + 27 = 31.16 c.) I make the assumption that the population is normally distributed. And so does the sampling probability distributions are approximately normally distributed d.) ???? = 27, ???? = 4, ???? = 64 ???? ???? < ???? = 85% ???? ???? < ???? = 0.85 ???? (????−???? < ????−27) = 0.85 ???? 4 √???? √64 ????−27 ???? ( < 4 )= 0.85 √64 ???? = 1.04 ????−27 ( 4 ) = ???? = 1.04 ???? = 1.04 ∗ 0.5 + 27 = 27.52 a.) ???? ???? < ???? = 85% ???? ???? < ???? = 0.85

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