boxplot.matrix

Draw a Boxplot for each Column (Row) of a Matrix

Interpreting the columns (or rows) of a matrix as different groups, draw a boxplot for each.

Keywords
hplot
Usage
# S3 method for matrix
boxplot(x, use.cols = TRUE, …)
Arguments
x

a numeric matrix.

use.cols

logical indicating if columns (by default) or rows (use.cols = FALSE) should be plotted.

Further arguments to boxplot.

Value

A list as for boxplot.

See Also

boxplot.default which already works nowadays with data.frames; boxplot.formula, plot.factor which work with (the more general concept) of a grouping factor.

Aliases
  • boxplot.matrix
Examples
library(graphics) ## Very similar to the example in ?boxplot mat <- cbind(Uni05 = (1:100)/21, Norm = rnorm(100), T5 = rt(100, df = 5), Gam2 = rgamma(100, shape = 2)) boxplot(mat, main = "boxplot.matrix(...., main = ...)", notch = TRUE, col = 1:4)
Documentation reproduced from package graphics, version 3.4.0, License: Part of R 3.4.0

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