Created
July 11, 2019 15:43
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| library(tidyverse) | |
| library(survival) | |
| rweibull_cens <- function(n, shape, scale) { | |
| # http://statwonk.com/weibull.html | |
| a_random_death_time <- rweibull(n, shape = shape, scale = scale) | |
| a_random_censor_time <- rweibull(n, shape = shape, scale = scale) | |
| observed_time <- pmin(a_random_censor_time, a_random_death_time) | |
| censor <- observed_time == a_random_death_time | |
| tibble(time = observed_time, censor = censor) | |
| } | |
| rweibull_cens(1e3, 1, scale = 1e3) %>% | |
| survfit(Surv(time, censor) ~ 1, data = .) %>% | |
| quantile(0.1) |
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