• Chapter

Factor analysis for items or testlets scored in more than two categories

Citation

Swygert, K. A., Mcleod, L. D., & Thissen, D. (2001). Factor analysis for items or testlets scored in more than two categories. In D. Thissen & H. Wainer (Eds.), Test Scoring. (pp. 217–250). Mahwah, NJ: Lawrence Erlbaum Associates.

Abstract