Exercise

Digging into the GBSG2 dataset 1

In the previous exercise, we learned about the GBSG2 dataset. Let's dig a bit deeper into it to understand the variables we will use in the following.

The cens variable contains values that indicate whether or not a person in the study has died. In this exercise, you'll explore these censored values.

Instructions 1/2

XP

1
2

Use the table() function to count the number of censored/uncensored observations.
Use the barplot() function to plot the number of censored/uncensored observations.
Read the help page of the GBSG2 dataset from TH.data.

Take Hint (-15 XP)