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Updated spreadsheet that includes a 2nd method: http://bit.ly/2YxIpTn , or https://www.dropbox.com/s/d90grspdsw4gwoc/Curve%20your%20grades%20

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Curving grades in Excel using Average and Standard Deviation

Normal distribution calculator. Enter mean, standard deviation and cutoff points and this calculator will find the area under normal distribution curve. The calculator will generate a step
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How to Grade on a Bell Curve

Standard Deviation Calculator will help you to calculate population and sample standard deviation (SD) with variance and mean value online. First of all, enter the values with commas (e.g:

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Mean ( \mu μ) = Pop. Standard Deviation ( \sigma σ) = Percentile (Ex: 0.99, 90%, 90, etc) = Calculate the Percentile from Mean and Standard Deviation The most typical case when

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