subsetReverse: Subset reverse scored data frame

In jhoyda/psychscore: Functions for Psychometric Testing

Description

This function allows you to reverse score and subset data from a data frame. It returns a data frame of items with a particular preface (e.g. BFI).

Usage

subsetReverse(data = data, varPreface, reverseNum = c(), maxScore, minScore,
  items)

Arguments

data	What is the name of data set? Defaults to data.
varPreface	What is the variable preface of the scale?
reverseNum	Which items are reverse scored?
maxScore	What is the maximum score possible?
minScore	What is the minimum score possible?
items	The number of items in the test

Details

The subsetReverse function requires the target dataset to to be formatted in a particular way.

• All items must be ordered from lowest to highest

• Any column with the test preface must refer to a scored test item.

Author(s)

Joseph Hoyda

Examples

subsetReverse(myData, "BFI", reverseNum=c(1,3,5,7), maxScore=5, minScore=1)

jhoyda/psychscore documentation built on Sept. 17, 2019, 2:41 p.m.