Description Usage Format Details Source References Examples
An example for the data input.
1 | data("sample_data")
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A data frame with 22000 observations on the following 4 variables.
V1
a factor with levels
V2
a numeric vector
V3
a numeric vector
V4
a numeric vector
The input data must be same as the sample data.
nothing
2016 tutorial
1 2 | data(sample_data)
## maybe str(sample_data) ; plot(sample_data) ...
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