article · 2007

Multiple Factor Analysis

Jérôme Pagès

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Abstract

This paper describes Multiple Factor Analysis (MFA) and its main properties referring to MFA procedure in SPAD. 5.1 Data table; denotations; examples Multiple Factor Analysis (MFA) deals with data in which a set of individuals is described by several sets of variables. Within one set, variables must belong to the same type (continuous or categorical) but, between two sets, even for active ones, variables can belong to different types. Data table.x ik : value of variable k for individual i. If k is a continue variable, x ik is a real number; if k is a categorical variable, x ik is a number of category. A set is denoted by j or K j : Examples Survey . An individual is a person; a variable is a question. Questions are gathered according to the different subjects of the survey. Each subject defines one set. Sensory analysis. An individual is a product. A first set of variables includes sensory description; a second one includes chemical variables. 1 1 ENSA / INSFA - 65 rue de St Brieu...

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APA 7

Pagès, J. (2007). Multiple Factor Analysis.

MLA 9

Pagès, Jérôme. “Multiple Factor Analysis.” 2007.

Chicago

Pagès, Jérôme. 2007. “Multiple Factor Analysis.”

Harvard

Pagès, J. (2007) ‘Multiple Factor Analysis’.

BibTeX

@article{pages2007multiple,
  title = {{Multiple Factor Analysis}},
  author = {Pagès, Jérôme},
  year = {2007}
}

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