gg_scalelocation: Plot scale-location (also called spread-location plot) in...

Description Usage Arguments Value Examples

Description

Plot scale-location (also called spread-location plot) in ggplot.

Usage

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gg_scalelocation(fitted.lm, method = "loess", scale.factor = 1,
  se = FALSE)

Arguments

fitted.lm

a fitted linear model (i.e. lm, glm) that contains fitted regression

method

smoothing method of fitted line on scale-location plot. eg. "lm", "glm", "gam", "loess", "rlm". See http://docs.ggplot2.org/current/geom_smooth.html for more details.

scale.factor

numeric; scales the point size and linewidth to allow customized viewing. Defaults to 1.

se

logical; determines whether se belt should be plotted on plot

Value

A ggplot object that contains scale-location graph

Examples

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library(MASS)
data(Cars93)
cars_lm <- lm(Price ~ Passengers + Length + RPM, data = Cars93)
gg_scalelocation(cars_lm)

Example output



lindia documentation built on May 2, 2019, 7:23 a.m.