This assignment is based on program R. If you need additional information please let me know.
Please look at the data set called "Carcinoma of the Oropharynx" in the following website: https://www.umass.edu/statdata/statdata/stat-rmult.html
Read the description of the data. Then fit a suitable model to understand how the other variables affect the Survival time in days from day of diagnosis of the patients.
So, we use program R, to do fit in the suitable model for to compare the other variable affect on the data sets.