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Anybody want to help a college mom? Statistic Moms

Assume that a random sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the given statistics and confidence level.
n=550 x= 220, 90% confidence

The margin of error E = (round to four decimal places)

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Anonymous

Asked by Anonymous at 3:35 PM on Feb. 9, 2012 in Back To School

Answers (5)
  • Bad girl getting others to do your homework. Bad mommy, no cookie. lol
    Dardenella

    Answer by Dardenella at 3:38 PM on Feb. 9, 2012

    Credits: 79873 Level 36 1 star Back To School 101
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  • If I could I would lol
    SuperrMommyy

    Answer by SuperrMommyy at 3:38 PM on Feb. 9, 2012

    Credits: 87824 Level 37 1 star Back To School 101
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  • google margin of error calculator
    Mom-2-3-Girlz

    Answer by Mom-2-3-Girlz at 4:06 PM on Feb. 9, 2012

    Credits: 69121 Level 34 1 star1 star Back To School Minor
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  • Not doing your homework for you...we all have to struggle through statistics...but everything you need to do the calculation is here:


    http://en.wikipedia.org/wiki/Margin_of_error#Calculations_assuming_random_sampling
    UpSheRises

    Answer by UpSheRises at 4:15 PM on Feb. 9, 2012

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  • rkoloms

    Answer by rkoloms at 5:21 PM on Feb. 9, 2012

    Credits: 72098 Level 35 1 star1 star Back To School Minor
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