Intercorrelations among Uzgiris and Hunt's scales for 2 samples of infants were subjected to cluster analysis and factor analysis. The results of these procedures were similar for both samples, 3 clusters from the first analysis resembling 3 factors from the second. The findings were also consistent with Uzgiris and Hunt's observations on the structure of the scales.
Get full access to this article
View all access options for this article.
References
1.
Harman, H. H.Modern factor analysis. (2nd ed.) Chicago: University of Chicago Press, 1967.
2.
Johnson, S. C.Hierarchical clustering schemes . Psychometrika, 1967, 32, 241-254.
3.
King, W. L. and Seegmiller, B.Performance of 14- to 22-month-old black firstborn male infants on two tests of cognitive development: The Bayley Scales and the Infant Psychological Development Scale. Developmental Psychology , 1973, 8, 317-326.
4.
Uzgiris, I. C. and Hunt, J. McV.An instrument for assessing infant psychological development. Urbana: Psychological Development Laboratory, University of Illinois, 1966. (M imeo)
5.
Uzgiris, I. C. and Hunt, J. McV.Assessment in infancy: Ordinal scales of psychological development. Urbana: University of Illinois Press, 1975.
