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Bell Curve- Normal Distribution?

  1. 04-08-2008, 12:11 PM #1
    starbwoy
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    Bell Curve- Normal Distribution?

    Hi- Does anyone know how to make a bell curve with Excel?

    I have read up about it online but can find a solution.

    See attached data.

    Any help would be much appreciated.

    Thanks.
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  2. 04-08-2008, 01:04 PM #2
    shg
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    You can use the FREQUENCY function to bin grades.

    There are some methods discussed at http://en.wikipedia.org/wiki/Bell_curve_grading. Applying the method of adding to all students' absolute scores the difference between the top student's score and the max score gives this result for your data:
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    See also http://www.astronomy.ohio-state.edu/...zes/curve.html
    Last edited by shg; 04-08-2008 at 01:15 PM.
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