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Create a statistical parameters chart and data
distribution model
While your data sheet is
activated, select "Histograms" from "Modeling" menu
[1].
"Model Setting" window will be
appeared.
Select the data columns you
intended to use as X, Y, Z and W
[2].
There is some initial
statistical information about your data file here.
You may intend to use data
collected from districted area.
Set your data limits here.
Default values cover all data, recorded to the active data sheet
[3].
You could reload default values
by clicking refresh signs.
If you want to remove suspected
data or highly suspected data from your process, check the related checkbox here
[4].
There is another tab labeled
"Histograms". You can set " Number of Groups" for histograms and Chart type
[5].
There are six types of charts provided by
Gridat
[6]:
Frequency histogram,
Cumulative Frequency histogram,
Relative Frequency histogram,
Relative Cumulative Frequency
histogram,
Probability Plot and
Normalized Probability chart.
As you know last two types are important to decide about the data
distribution model.
Let's have an example, select
"Relative Frequency" and click Ok.
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