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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
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  • 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.
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