## This is progesterone data from Brumback and Rice (1998)
## Group: nonconceptive 0; conceptive 1
## Subject: woman under study
## Cycle : the cycles of a woman
## Day : negative before ovulation; positive after ovulation
## Missing: 0---not missing 1---missing
## Reorganized by Jin-Ting Zhang National University of Singapore
## Ported to R by Jonas Jarutis
## Jul 25, 2015
library(dplyr)
url <- "http://www.stat.nus.edu.sg/~zhangjt/books/Chapman/datasets/rawdata/prog.txt"
system(
paste0(
"wget -qO- '", url ,"' |",
"sed -Ee '1,9d' -e 's/^ +//' -e 's/ +/,/g' > data_raw/prog.csv"
)
)
progesterone_raw <- read.csv("data_raw/prog.csv", header=FALSE)
names(progesterone_raw) <- c("group", "subject", "cycle", "day", "progesterone", "missing")
progesterone <- progesterone_raw %>%
mutate(group=ifelse(group == 0, "nonconceptive", "conceptive") %>% factor) %>%
mutate(progesterone=ifelse(missing == 1, NA, progesterone)) %>%
mutate(subject=subject %>% factor) %>%
mutate(cycle=cycle %>% factor) %>%
select(-missing) %>%
as.data.frame
devtools::use_data(progesterone, overwrite=TRUE)
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