person_sd: Calculates the standard deviation of variables at the person...

In seanchrismurphy/emacalc:

Description

This is a simple function that returns a dataframe in which the person-level standard deviation of any input variables has been calculated. Output variables will be named 'input_variable_sd'

Usage

person_sd(data, variables, person_id)

Arguments

data	The input dataset
variables	A character vector of input variables e.g. c('negemo', 'posemo').
person_id	The grouping variable to calculate your mean at - this should be your person id variable.

seanchrismurphy/emacalc documentation built on May 12, 2019, 2:03 p.m.