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A Proposal for an Empirical Evaluation of the Latent Class Model of Latent Structure Analysis IRT

Author(s):
Green, Bert F., Jr.
Publication Year:
1950
Report Number:
RM-50-26
Source:
ETS Research Memorandum
Document Type:
Report
Page Count:
5
Subject/Key Words:
Item Response Theory (IRT), Mathematical Models, Research Proposals

Abstract

Latent structure analysis, as recently proposed by Lazarsfeld, is a mathematical model for describing the interrelationships of dichotomous items in a test or attitude questionnaire. There are actually two latent structure models which depend on different assumptions about the hypothesized latent variables. This study is confined to the latent class model.

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