library(MASS)
data("ChickWeight")
head(ChickWeight)
## weight Time Chick Diet
## 1 42 0 1 1
## 2 51 2 1 1
## 3 59 4 1 1
## 4 64 6 1 1
## 5 76 8 1 1
## 6 93 10 1 1
Note that the echo = FALSE parameter was added to the
code chunk to prevent printing of the R code that generated the
plot.