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DATA MINING
Desktop Survival Guide by Graham Williams |
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A plot of an lm (linear model) object. This provides a clear picture of any strange behaviour from the residuals.
pdf("graphics/rplot-lm-residuals.pdf")
x <- runif(100, -3, 3)
y <- 1 + 2*x + rnorm(100)
m <- lm(y~x)
par(mfrow=c(2,2))
plot(m)
dev.off()
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