ggally_nostic_cooksd: ggnostic - Cook's distance

Description Usage Arguments Details Value See Also Examples

View source: R/ggnostic.R

Description

A function to display stats::cooks.distance.

Usage

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ggally_nostic_cooksd(data, mapping, ..., linePosition = 4/nrow(data),
  lineColor = brew_colors("grey"), lineType = 2)

Arguments

data, mapping, ..., lineColor, lineType

parameters supplied to ggally_nostic_line

linePosition

4 / n is the general cutoff point for Cook's Distance

Details

A line is added at 4 / n to display the general cutoff point for Cook's Distance.

Reference: Cook, R. Dennis; Weisberg, Sanford (1982). Residuals and Influence in Regression. New York, NY: Chapman & Hall. ISBN 0-412-24280-X

Value

ggplot2 plot object

See Also

stats::cooks.distance

Examples

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dt <- broomify(stats::lm(mpg ~ wt + qsec + am, data = mtcars))
ggally_nostic_cooksd(dt, ggplot2::aes(wt, .cooksd))

GGally documentation built on Aug. 3, 2017, 1:02 a.m.