Survival times for two groups of lymphoma patients.
A data frame with 34 observations on the following 4 variables.
months after diagnosis
a factor with levels
number of patients known to survive beyond this month
number of patients known to die after this many months
Ramsey, F.L. and Schafer, D.W. (2013). The Statistical Sleuth: A Course in Methods of Data Analysis (3rd ed), Cengage Learning.
Neuwelt, E.A., Goldman, D.L., Dahlborg, S.A., Crossen, J., Ramsey, F., Roman-Goldstein, S., Braziel, R. and Dana, B. (1991). Primary CNS Lymphoma Treated with Osmotic Blood-brain Barrier Disruption: Prolonged Survival and Preservation of Cognitive Function, Journal of Clinical Oncology 9(9): 1580–1590.
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