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Math Help - drawing histogram

  1. #1
    Newbie
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    drawing histogram

    Can someone help me with this question?

    I have to draw a histogram for the following

    Repair cost($1000s)....................Frequency
    less than 10.....................................3
    atleast 10 but less than 20.................5
    atleast 20 but less than 30.................7
    atleast 30 but less than 40.................5
    atleast 40 but less than 60.................3
    atleast 60 but less than 100................2

    and also estimate the mean and variance.

    thanks you very much.
    Last edited by shellshock; December 16th 2009 at 03:16 PM.
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  2. #2
    Grand Panjandrum
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    Quote Originally Posted by shellshock View Post
    Can someone help me with this question?

    I have to draw a histogram for the following

    Repair cost($1000s)....................Frequency
    less than 10.....................................3
    atleast 10 but less than 20.................5
    atleast 20 but less than 30.................7
    atleast 30 but less than 40.................5
    atleast 40 but less than 60.................3
    atleast 60 but less than 100................2

    and also estimate the mean and variance.

    thanks you very much.
    What is the problem? You are given the bins, and the frequencies what is stopping you from drawing the histogram?

    CB
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