Social and Behavioral Sciences Commons^™

Measuring Intelligence With The Sandia Matrices: Psychometric Review And Recommendations For Free Raven-Like Item Sets, Alexandra M. Harris, Jeremiah T. Mcmillan, Benjamin Listyg, Laura E. Matzen, Nathan Carter

Personnel Assessment and Decisions

The Sandia Matrices are a free alternative to the Raven’s Progressive Matrices (RPMs). This study offers a psychometric review of Sandia Matrices items focused on two of the most commonly investigated issues regarding the RPMs: (a) dimensionality and (b) sex differences. Model-data fit of three alternative factor structures are compared using confirmatory multidimensional item response theory (IRT) analyses, and measurement equivalence analyses are conducted to evaluate potential sex bias. Although results are somewhat inconclusive regarding factor structure, results do not show evidence of bias or mean differences by sex. Finally, although the Sandia Matrices software can generate infinite items, editing …