mi: Create missing data indicators

In sdaza/sdazar: My functions.

Description

Create scores: mean or if any of the variables have specific values.

Usage

mi(dat, vars)

Arguments

dat	'data.table' object.
vars	Character vector with name of variables.

Value

'data.table' with indicator variables. Missing data are replaced by the mean (numeric and interger) and the mode (factors).

Examples

a <- c(NA,2,3,4, NA)
b <- c(2,3,4,NA, 3)
c <- c(1,2,3,NA, 1)
dat <- data.table(a,b,c)
vars <- names(dat)
mi(dat, vars)

sdaza/sdazar documentation built on May 29, 2019, 4:20 p.m.