iqitems {psych} | R Documentation |
14 multiple choice ability items 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 scoring multiple choice inventories and doing basic item statistics.
data(iqitems)
A data frame with 1000 observations on the following 14 variables.
iq1
iq8
iq10
iq15
iq20
iq44
iq47
iq2
iq11
iq16
iq32
iq37
iq43
iq49
14 items were sampled from 54 items given as part of the SAPA project (Revelle, Wilt and Rosenthal, 2009) to develop online measures of ability.
http://personality-project.org
Revelle, William, Wilt, Joshua, and Rosenthal, Allen (2009) Personality and Cognition: The Personality-Cognition Link. In Gruszka, Alexandra and Matthews, Gerald and Szymura, Blazej (Eds.) Handbook of Individual Differences in Cognition: Attention, Memory and Executive Control, Springer.
data(iqitems) iq.keys <- c(4,4,3,1,4,3,2,3,1,4,1,3,4,3) score.multiple.choice(iq.keys,iqitems)