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anonymous

  • one year ago

Really need help!! can anyone help me ? The number of assists per match for the setter on your school's volleyball team has a mean of 58 and a standard deviation of 7. If in the last game he made 77 assists, how many standard deviations is that from the mean? 2.71 standard deviations below the mean 1.36 standard deviations below the mean 1.36 standard deviations above the mean 2.71 standard deviations above the mean

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  1. Michele_Laino
    • one year ago
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    by definition, the requested number is: \[\Large n = \frac{{77 - 58}}{7} = ...\] |dw:1437563801373:dw|

  2. anonymous
    • one year ago
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    i got 2.71

  3. Michele_Laino
    • one year ago
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    I got 2.714, so that's right!

  4. anonymous
    • one year ago
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    but how do i know if it is above or below the mean ?

  5. Michele_Laino
    • one year ago
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    it is 77 > 58

  6. anonymous
    • one year ago
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    im sorry but im still a little confused i got how we got 2.71 but then im lost on the rest

  7. Michele_Laino
    • one year ago
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    we are above the mean, since the mean value is 58, as we can see from my drawing

  8. anonymous
    • one year ago
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    oh okay, thank you so much !

  9. Michele_Laino
    • one year ago
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    :)

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