generate: Create a new variable

In myominnoo/mStats_beta: A tool for data management and statistical analysis

Description

generate easily create a new variable within the data frame

Usage

generate(data = NULL, var, expr = NULL)

Arguments

data	data frame
var	name of a new variable
expr	value or Expression: See examples below.

Details

If data is specified, it returns the whole dataframe with recoded variables.

The value of the variable are specified by expr argument. If expr is NULL, generate produce a vector NA.

Author(s)

Myo Minn Oo (Email: [e-mail] | Website: https://myominnoo.github.io/)

See Also

recode

Examples

## Not run: 
infert.new <- generate(infert, age)
head(infert.new)

infert.new <- generate(infert, age.cat)
head(infert.new)

infert.new <- generate(infert, age.cat,
         ifelse(age < 20, 1,
                ifelse(age >= 20 & age < 30, 2,
                       ifelse(age >= 30 & age < 40, 3, 4))))
head(infert.new)

# based on vector
age <- infert$age
age.cat <- generate(NULL, age.cat, ifelse(age < 20, 1,
                 ifelse(age >= 20 & age < 30, 2,
                    ifelse(age >= 30 & age < 40, 3, 4))))
age.cat

## End(Not run)

myominnoo/mStats_beta documentation built on Feb. 29, 2020, 8:17 a.m.