Determination of the number of groups in histogram
Next calculator Sturgess said formula, as well as using other methods of determining the number of groups to construct the histogram.
And so, in short about the main thing.
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.
The number classes at Sturgess:
Group with using formula Sturgess:
The number classes at Scott:
The number classes at Friedman/The Deaconess:
His the number classes:
Group with using your number classes: