Next calculator Sturgess said formula, as well as using other methods of determining the number of groups to construct the histogram.

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**Histogram**- a visual representation of how data groups, a plurality of measurements of a magnitude divided into groups, each group has its own selection criteria in this group. Such methods are often used for group processing of statistical series, that is the primary data.

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The number classes at Scott:

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The number classes at Friedman/The Deaconess:

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