psych (version 1.3.10.12)

Harman.5: 5 socio-economic variables from Harman (1967)

Description

Harman (1967) uses 5 socio-economic variables for demonstrations of principal components and factor analysis. This example is used in the SAS manual for Proc Factor as well.

Usage

data(Harman.5)

source

Harman, Harry Horace (1967), Modern factor analysis. Chicago, University of Chicago Press.

Details

Harman reports that the data "were taken (not entirely arbitrarily) from a study of the Los Angeles Standard Metropolitan Statistical Area. The twelve individuals are used in the examples are census tracts." (p 13).

References

SAS users manual, chapter 26: pages 1123-1192

Examples

data(Harman.5)
pc2 <- principal(Harman.5,2,scores=TRUE)
pc2$residual
biplot(pc2,main="Biplot of the Harman 5 socio-demographic variables")

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