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jennybc/toyline.R

Created September 11, 2013 07:09
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Toy example used in STAT 545A
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toyline.R
a <- 2
b <- 7
sigSq <- 0.5
n <- 400
set.seed(1234)
x <- runif(n)
y <- a + b * x + rnorm(n, sd = sqrt(sigSq))
(avgX <- mean(x))
plot(x, y)
abline(a, b, col = "blue", lwd = 2)
sessionInfo()
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