Item homogeneity defined by multivariate symmetry

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Item homogeneity defined by multivariate symmetry

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1981

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The concept of item homogeneity, implying that items have equal difficulties and equal intercorrelations, is defined by multivariate axial symmetry. A nonparametric test for J-item homogeneity is proposed and illustrated by a numerical example.

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Lienert, Gustav A & Raatz, Ulrich. (1981). Item homogeneity defined by multivariate symmetry. Applied Psychological Measurement, 5, 263-269. doi:10.1177/014662168100500213

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doi:10.1177/014662168100500213

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Lienert, Gustav A.; Raatz, Ulrich. (1981). Item homogeneity defined by multivariate symmetry. Retrieved from the University Digital Conservancy, https://hdl.handle.net/11299/100382.

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