On this Picostat.com statistics page, you will find information about the Harman.5 data set which pertains to 5 socio-economic variables from Harman (1967). The Harman.5 data set is found in the psych R package. You can load the Harman.5 data set in R by issuing the following command at the console data("Harman.5"). This will load the data into a variable called Harman.5. If R says the Harman.5 data set is not found, you can try installing the package by issuing this command install.packages("psych") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the Harman.5 R data set. The size of this file is about 441 bytes.

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)

Format

A data frame with 12 observations on the following 5 variables.

population

a numeric vector

schooling

a numeric vector

employment

a numeric vector

professional

a numeric vector

housevalue

a numeric vector

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).

Source

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

References

SAS users manual, chapter 26: pages 1123-1192

Examples

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

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Dataset imported from https://www.r-project.org.