Last data update: 2014.03.03
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R: Scatterplot to Compare two Variables
Scatterplot to Compare two Variables
Description
Plot a scatterplot to compare two variables.
Usage
compPlot( x, y, lim = NULL, ... )
Arguments
x |
values of the first variable (on the X axis).
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y |
values of the second variable (on the Y axis).
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lim |
optional vector of two elements specifying the limits
of both axes).
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... |
further arguments are passed to plot .
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Author(s)
Arne Henningsen
Examples
set.seed( 123 )
x <- runif( 25 )
y <- 2 + 3 * x + rnorm( 25 )
ols <- lm( y ~ x )
compPlot( y, fitted( ols ) )
compPlot( y, fitted( ols ), lim = c( 0, 10 ) )
compPlot( y, fitted( ols ), pch = 20 )
compPlot( y, fitted( ols ), xlab = "observed", ylab = "fitted" )
compPlot( y, fitted( ols ), log = "xy" )
Results
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