Why are they called dummy variables?
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What are Dummy Variables? Dummy variables (sometimes called indicator variables) are used in regression analysis and Latent Class Analysis. As implied by the name, these variables are artificial attributes, and they are used with two or more categories or levels.
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Dummy variables (sometimes called indicator variables) are used in regression analysis and Latent Class Analysis. ... A set of observed variables can “indicate” the presence of one or more latent (hidden) variables — hence the term indicator variable.
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