Set a proportion or number of missing values
set_prop_miss(x, prop = 0.1)
set_n_miss(x, n = 1)vector with missing values added
vec <- rnorm(5)
set_prop_miss(vec, 0.2)
#> [1] 0.07577325 NA -0.28794235 1.35485013 -0.52874357
set_prop_miss(vec, 0.4)
#> [1] 0.07577325 0.42011868 NA 1.35485013 NA
set_n_miss(vec, 1)
#> [1] 0.07577325 0.42011868 -0.28794235 NA -0.52874357
set_n_miss(vec, 4)
#> [1] 0.07577325 NA NA NA NA