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anonymous

  • one year ago

A survey was taken of students in math classes to find out how many hours per day students spend on social media. The survey results for the first-, second-, and third-period classes are as follows: First period: 2, 4, 3, 1, 0, 2, 1, 3, 1, 4, 9, 2, 4, 3, 0 Second period: 3, 2, 3, 1, 3, 4, 2, 4, 3, 1, 0, 2, 3, 1, 2 Third period: 4, 5, 3, 4, 2, 3, 4, 1, 8, 2, 3, 1, 0, 2, 1, 3 Which is the best measure of center for third period and why?

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  1. anonymous
    • one year ago
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    Interquartile range, because there is 1 outlier that affects the center Standard deviation, because there are no outliers that affect the center Mean, because there are no outliers that affect the center Median, because there is 1 outlier that affects the center

  2. anonymous
    • one year ago
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    @ganeshie8

  3. anonymous
    • one year ago
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    @heretohelpalways

  4. anonymous
    • one year ago
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    we can cross out the mean, since there is one outlier

  5. anonymous
    • one year ago
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    would the 8 be considered the outlier for Third period?

  6. anonymous
    • one year ago
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    So the answer is C median right @heretohelpalways ?

  7. anonymous
    • one year ago
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    sorry I meant D and im almost positive that that's the correct answer

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