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Investigating population heterogeneity with factor mixture models.

Lubke, Gitta H., Muthén, Bengt·2005·Psychological Methods

Abstract

Sources of population heterogeneity may or may not be observed. If the sources of heterogeneity are observed (e.g., gender), the sample can be split into groups and the data analyzed with methods for multiple groups. If the sources of population heterogeneity are unobserved, the data can be analyzed with latent class models. Factor mixture models are a combination of latent class and common factor models and can be used to explore unobserved population heterogeneity. Observed sources of heterogeneity can be included as covariates. The different ways to incorporate covariates correspond to different conceptual interpretations. These are discussed in detail. Characteristics of factor mixture modeling are described in comparison to other methods designed for data stemming from heterogeneous populations. A step-by-step analysis of a subset of data from the Longitudinal Survey of American Youth illustrates how factor mixture models can be applied in an exploratory fashion to data collected at a single time point.

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Metadata

Authors
Lubke, G. H., & Muthén, B.
Venue
Psychological Methods
Published
2005-03
Volume
10
Issue
1
Pages
21-39
ISSN
  • 1082-989X (ISSN-L)
  • 1939-1463
OpenAlex
W2146177007
Cited by
1,143
References
11
FWCI
27.73
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Investigating population heterogeneity with factor mixture models. https://app.cochat.ai/papers/10.1037/1082-989x.10.1.21
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Lubke, G. H., & Muthén, B. (2005). Investigating population heterogeneity with factor mixture models. Psychological Methods. https://doi.org/10.1037/1082-989x.10.1.21

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