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statistics

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statistics [Mon May 28 17:00:33 2012] Alexander |
statistics [Mon Jun 3 16:51:03 2013] Alexander |
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Select ''Tools -> Statistics'' menu item to open the statistics dialog. Statistics dialog shows statistics on currently selected table columns or curves on plot. The statistics is updated every time you activate different windows or change the selection in active window. Select multiple instances in one window (columns or curves) to view multiple statistics data. | Select ''Tools -> Statistics'' menu item to open the statistics dialog. Statistics dialog shows statistics on currently selected table columns or curves on plot. The statistics is updated every time you activate different windows or change the selection in active window. Select multiple instances in one window (columns or curves) to view multiple statistics data. | ||

- | {{:statistics_dialog.png|Statistics dialog}} | + | {{:statistics_dialog.png?nolink|Statistics dialog}} |

==== Showed Statistical Properties ==== | ==== Showed Statistical Properties ==== | ||

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MagicPlot uses the following formulas to calculate statistics: | MagicPlot uses the following formulas to calculate statistics: | ||

^ Property ^ Formula ^ | ^ Property ^ Formula ^ | ||

- | | X Mean (expected value) | <m>mu = nu_1</m> | | + | | Mean (expected value) | <m>mu = nu_1</m> | |

| Variance | <m>sigma^2 = {n / {n − 1}} mu_2</m> | | | Variance | <m>sigma^2 = {n / {n − 1}} mu_2</m> | | ||

| Standard deviation | <m>sigma = sqrt{sigma^2}</m> | | | Standard deviation | <m>sigma = sqrt{sigma^2}</m> | |

statistics.txt · Last modified: Sun Nov 8 12:21:24 2015 (external edit)

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