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Produces a bivariate bagplot. A bagplot is analagous to a univariate boxplot, except it is in two dimensions. Like a boxplot, it shows the median, a region containing 50% of the observations, a region showing the remaining observations other than outliers, and any outliers.

Usage

gg_bagplot(data, var1, var2, color = "#00659e", scatterplot = FALSE, ...)

Arguments

data

A data frame or matrix containing the data.

var1

The name of the first variable to plot (a bare expression).

var2

The name of the second variable to plot (a bare expression).

color

The base color to use for the median. Other colors are generated as a mixture of color with white.

scatterplot

A logical argument indicating if a regular bagplot is required (FALSE), or if a scatterplot in the same colors is required (TRUE).

...

Other arguments are passed to the compute.bagplot function.

Value

A ggplot object showing a bagplot or scatterplot of the data.

References

Rousseeuw, P. J., Ruts, I., & Tukey, J. W. (1999). The bagplot: A bivariate boxplot. The American Statistician, 52(4), 382–387.

See also

Author

Rob J Hyndman

Examples

gg_bagplot(n01, v1, v2)

gg_bagplot(n01, v1, v2, scatterplot = TRUE)