bootstrap {modelr} | R Documentation |
Generate n
bootstrap replicates.
Description
Generate n
bootstrap replicates.
Usage
bootstrap(data, n, id = ".id")
Arguments
data |
A data frame |
n |
Number of bootstrap replicates to generate |
id |
Name of variable that gives each model a unique integer id. |
Value
A data frame with n
rows and one column: strap
See Also
Other resampling techniques:
resample_bootstrap()
,
resample_partition()
,
resample()
Examples
library(purrr)
boot <- bootstrap(mtcars, 100)
models <- map(boot$strap, ~ lm(mpg ~ wt, data = .))
tidied <- map_df(models, broom::tidy, .id = "id")
hist(subset(tidied, term == "wt")$estimate)
hist(subset(tidied, term == "(Intercept)")$estimate)
[Package modelr version 0.1.11 Index]