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Survival times for leukemia patients
data(survival)
A tibble with 33 observations and the following 3 variables.
tibble
survival time
survival time in weeks
WBC
white blood cell count
AG
test result; + = positive, -- = negative
Feigl, P. and M. Zelen (1965). Estimation of exponential probabilities with concomitant information. Biometrics 21, 826--838.
data(survival) summary(survival)
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