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alexpghayes/gather_spread_saves_the_day.r

Created June 23, 2017 01:04
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tidyr::spread -- use `sep` and `convert` args for a good time
Raw
gather_spread_saves_the_day.r
library(tidyverse)
data_frame(id = 1:50,
rel1 = sample(LETTERS[1:4], 50, replace = TRUE),
gender1 = sample(c("M", "F", "O"), 50, replace = TRUE),
score1 = rnorm(50),
rel2 = sample(LETTERS[1:4], 50, replace = TRUE),
gender2 = sample(c("M", "F", "O"), 50, replace = TRUE),
score2 = rnorm(50)) %>%
gather(field, value, -id) %>%
spread(field, value, sep = "", convert = TRUE) %>%
mutate(avg_score = map2_dbl(fieldscore1, fieldscore2, ~mean(c(.x, .y)))) %>%
View()
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