toyline.R

jonnybaik — Sep 9, 2013, 9:49 AM

a <- 2
b <- -3
sigSq <- 0.5

set.seed(1234)
x <- runif(40)
y <- a + b*x + rnorm(40,sd=sqrt(sigSq))
(avgX <- mean(x))
[1] 0.4584

plot(x,y)
abline(a,b,col='purple')

plot of chunk unnamed-chunk-1


sessionInfo()
R version 3.0.1 (2013-05-16)
Platform: x86_64-apple-darwin10.8.0 (64-bit)

locale:
[1] en_CA.UTF-8/en_CA.UTF-8/en_CA.UTF-8/C/en_CA.UTF-8/en_CA.UTF-8

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] knitr_1.4.1

loaded via a namespace (and not attached):
[1] digest_0.6.3   evaluate_0.4.7 formatR_0.9    stringr_0.6.2 
[5] tools_3.0.1