| 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.
iq1iq8iq10iq15iq20iq44iq47iq2iq11iq16iq32iq37iq43iq4914 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)