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factor analysis

   Also found in: Dictionary/thesaurus, Medical, Legal, Financial, Acronyms, Wikipedia, Hutchinson 0.02 sec.
factor analysis [′fak·tər ə‚nal·ə·səs]
(mathematics)
Given sets of variables which are related linearly, factor analysis studies techniques of approximating each set relative to the others; usually the variables denote numbers.


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A principal components factor analysis was calculated on responses to all 20 items used in this study.
Principal components factor analysis was used to describe the degree to which the original 8 DGI items represented the underlying construct of dynamic gait and the amount of variance in subject (test, control, and combined) performance that was explained by a single construct.
708 which indicated that the sample size was adequate for a meaningful factor analysis to be conducted.
 
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