Eight political variables used by Harman (1967) as example 8.17

Description

Another one of the many Harman (1967) data sets. This contains 8 political variables taken over 147 election areas. The principal factor method with SMCs as communalities match those of table 8.18. The data are used by Dziubian and Shirkey as an example of the Kaiser-Meyer-Olkin test of factor adequacy.

Usage

data(Harman.political)

Format

The format is: num [1:8, 1:8] 1 0.84 0.62 -0.53 0.03 0.57 -0.33 -0.63 0.84 1 ... - attr(*, "dimnames")=List of 2 ..$ : chr [1:8] "Lewis" "Roosevelt" "Party Voting" "Median Rental" ... ..$ : chr [1:8] "Lewis" "Roosevelt" "Party Voting" "Median Rental" ...

Details

The communalities from the original table are not included. They are .52, 1.00, .78, .82, .36, .80, .63, and .97

Source

Harman, Harry Horace (1976) Modern factor analysis, 3d ed., rev, University of Chicago Press. Chicago. p 166.

References

Dziuban, Charles D. and Shirkey, Edwin C. (1974) When is a correlation matrix appropriate for factor analysis? Some decision rules. Psychological Bulletin, 81 (6) 358 - 361.

Examples

data(Harman.political)
KMO(Harman.political)