n <- 1000
peou = rnorm(n)
peou1 <- peou * 1.1 + rnorm(n, 0, 0.25)
peou2 <- peou * 0.9 + rnorm(n, 0, 0.15)
peou3 <- peou * 0.75 + rnorm(n, 0, 0.20)
pu <- peou * 0.2 + rnorm(n)
pu1 <- pu * 1.0 + rnorm(n, 0, 0.25)
pu2 <- pu * 0.9 + rnorm(n, 0, 0.3)
my.data <- data.frame(cbind(peou1, peou2, peou3, pu1, pu2))
write.csv(my.data, '~/Teaching/stats/semtutorial/CD/dataset3.csv', row.names=F)
