bfiN: 5 polytomous personality items

In pairwise: Rasch Model Parameters by Pairwise Algorithm

5 polytomous personality items

Description

Data from 2800 subjects answering to 5 neuroticism items with 6 answer categories (0-5) of the bfi dataset originally included in the R-package {psych} - see https://cran.r-project.org/package=psych.

Usage

  data(bfiN)

Format

A "data.frame" containing 5 variables and 2800 obsevations.

Details

The other variables from the original bfi dataset were skipped and the categories are 'downcoded' to '0,1,2,3,4,5' to have a simple, ready to use example data frame. For further Information on the original dataset see R-package {psych}.

The category meanings (after downcoding) are as follows:

score 0

Very Inaccurate

score 1

Moderately Inaccurate

score 2

Slightly Inaccurate

score 3

Slightly Accurate

score 4

Moderately Accurate

score 5

Very Accurate

The Item meanings are as follows:

N1

Get angry easily.

N2

Get irritated easily.

N3

Have frequent mood swings.

N4

Often feel blue.

N5

Panic easily.

The covariates like gender, education and age are in a seperate dataset cov_bfi

Source

https://cran.r-project.org/package=psych

References

Revelle, William (2015), psych: Procedures for Psychological, Psychometric, and Personality Research.R package version 1.5.1

Examples

data(bfiN)
dim(bfiN)
##############################################################
names(bfiN) # show all variable names of data.frame bfiN
range(bfiN,na.rm=TRUE) # checking the valid response range

pairwise documentation built on April 18, 2023, 1:10 a.m.