bfi {psych} | R Documentation |
25 personality self report items taken from the International Personality Item Pool (ipip.ori.org) were included as part of the Synthetic Aperture Personality Assessment (SAPA) web based personality assessment project. The data from 1000 subjects are included here as a demonstration set for scale construction and factor analysis.
data(bfi)
A data frame with 1000 observations on the following 25 variables.
A1
A2
A3
A4
A5
C1
C2
C3
C4
C5
E1
E2
E3
E4
E5
N1
N2
N3
N4
N5
O1
O2
O3
O4
O5
The 25 items are organized by five putative factors: Agreeableness, Conscientiousness, Extraversion, Neuroticism, and Opennness. The scoring key is created using make.keys
, the scores are found using score.items
The items are from the ipip. The data are from the SAPA project, collected fall,2006.
data(bfi) describe(bfi) data(bfi) keys.list <- list(Agree=c(-1,2:5),Conscientious=c(6:8,-9,-10),Extraversion=c(-11,-12,13:15),Neuroticism=c(16:20),Openness = c(21,-22,23,24,-25)) keys <- make.keys(25,keys.list,item.labels=colnames(bfi)) scores <- score.items(keys,bfi,short=TRUE) scores