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Thread: Given the following frequency distribution, find the mean, variance, and standard dev

  1. October 14th 2010, 05:24 PM #1
    caligirl350
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    Given the following frequency distribution, find the mean, variance, and standard dev

    I will be sure to fail this course.

    Error Frequency
    46-48 22
    49-51 23
    52-54 23
    55-57 9
    58-60 7
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  2. October 14th 2010, 06:54 PM #2
    mr fantastic
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    Quote Originally Posted by caligirl350 View Post
    I will be sure to fail this course.

    Error Frequency
    46-48 22
    49-51 23
    52-54 23
    55-57 9
    58-60 7
    What do your class notes or textbook say on how to do this?
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