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histogram [Sat May 21 13:49:42 2011] Alexander |
histogram [Thu Jan 14 17:14:56 2021] (current) Alexander |
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- | ====== Histogram Calculation | + | ====== Histogram Calculation ====== |
- | + | ||
- | < | + | |
Open Table or Figure or Fit Plot with initial data and select '' | Open Table or Figure or Fit Plot with initial data and select '' | ||
- | {{:histogram_dialog.png|Histogram creation dialog}} | + | {{:histogram.png?nolink|Histogram creation dialog}} |
- | ===== Binning Options | + | ===== Parameters |
You can either set the bin size/count manually or specify auto binning criteria. | You can either set the bin size/count manually or specify auto binning criteria. | ||
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===== Auto Binning Criteria ===== | ===== Auto Binning Criteria ===== | ||
- | == You can enter custom criteria in '' | + | ** You can enter custom criteria in '' |
* Typing ''< | * Typing ''< | ||
* Typing ''< | * Typing ''< | ||
- | == You can use these parameters in the expression: | + | ** You can use these parameters in the expression: |
* '' | * '' | ||
* '' | * '' | ||
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* '' | * '' | ||
- | == The default alternatives are: == | + | ** The default alternatives are: ** |
* <m>k = sqrt{n}</ | * <m>k = sqrt{n}</ | ||
* <m>h = {3.49 s} / {n^{1{/ | * <m>h = {3.49 s} / {n^{1{/ | ||
* <m>k = log_2 n + 1</m> --- Sturges' | * <m>k = log_2 n + 1</m> --- Sturges' | ||
- | * '' | + | * '' |
==== 'Keep on Recalculation' | ==== 'Keep on Recalculation' | ||
This option is used when the histogram is recalculated. Recalculation may be cause by input data change (if '' | This option is used when the histogram is recalculated. Recalculation may be cause by input data change (if '' | ||
- | ===== Preview Plot ===== | + | ===== See Also ===== |
- | The preview plot shows the histogram which is evaluated according to selected parameters. It also shows the data point positions on X axis in the bottom of the plot. | + | * [[processing]] |