Using the Surv() function for GBSG2
In the video, we learned about the Surv() function, which generates a Surv object.
Let's look a little deeper into what a Surv object actually is. We will use the GBSG2 data again.
The survival package and GBSG2 data are loaded for you in this exercise.
Bu egzersiz
Survival Analysis in R
kursunun bir parçasıdırEgzersiz talimatları
- Create a
Survobject with the two variables describing the duration and censoring information of theGBSG2dataset. - Look at the first 10 elements of the object (using indexing with squared brackets
[]). - Look at the summary (
summary()) and structure (str()) of the object.
Uygulamalı interaktif egzersiz
Bu örnek kodu tamamlayarak bu egzersizi bitirin.
# Create Surv-Object
sobj <- Surv(___, ___)
# Look at 10 first elements
___[___:___]
# Look at summary
___(sobj)
# Look at structure
___(___)