Relation between Number of Subjects and Homogeneity of the Scale in Factor Analytic Studies

1997 ◽  
Vol 85 (3_suppl) ◽  
pp. 1168-1170
Author(s):  
S. M. S. Ahmed ◽  
André Michon

This paper describes a factor analysis of the responses of 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150, or 160 subjects. The result shows that homogeneous scales need fewer subjects than heterogeneous scales for stable results in terms of the number of extracted factors and percentage of variance explained.

1967 ◽  
Vol 24 (1) ◽  
pp. 73-74 ◽  
Author(s):  
H. J. Eysenck

A factor-analysis was carried out of the 90 items of the Maitland Graves Design Judgment Test based on responses from 172 young males. Five factors were found, of which only four could be interpreted.


1988 ◽  
Vol 14 (2) ◽  
Author(s):  
W. P. Smith ◽  
A. L. Barnard ◽  
H. S. Steyn

Performance appraisal: a factor analytic validation study. The purpose of the study was to establish the validity of a general performance appraisal system through the application of factor analysis. It is found that the performance appraisal system to some extent do dispose a general validity, and that the three constructs involved (management ability, work ability, and ability to adapt) can be evaluated satisfactorily by the measuring instrument mentioned. Opsomming Die doel van die studie was die geldigheidsbepaling van 'n algemene prestasiebeoordelingstelsel deur die toepassing van faktorontleding. Daar is bevind dat die prestasiebeoordelingstelsel wel oor 'n aanvaarbare mate van algemene geldigheid beskik, veral sover dit konstrukgeldigheid aangaan, en dat die drie konstrukte, bestuurs-, werks- en aanpassingsvermoe, wel tot 'n bevredigende mate deur die betrokke meetinstrument geevalueer kan word.


2015 ◽  
Vol 4 (1) ◽  
pp. 1 ◽  
Author(s):  
NI KADEK LESTARI PUTRI ◽  
NI MADE ASIH ◽  
DESAK PUTU EKA NILAKUSMAWATI

This study aimed to elaborate the dominant factor affecting consumer’s loyalties regarding Honda motor matic and to determine effective marketing strategy for this product.  This study conducted at Denpasar where 150 respondents randomly chosen as the data sources.  From factor analysis, we found emotional factor is the most dominant factor for consumer’s loyalties with eigen value as much as 3,365 and variance explained by this factor is 48,08 percent.  Meanwhile, to determine effective marketing strategy, we found the product’s quality dominated by its design; service quality dominated by service reliability, emotional factor dominated by the product’s esthetic, each of these has communalities as much as 56,38 percent; 72,33 percent, and 65,20 percent respectively.


2007 ◽  
Vol 101 (2) ◽  
pp. 617-635 ◽  
Author(s):  
William M. Grove

Principal component analysis (PCA) and common factor analysis are often used to model latent data structures. Typically, such analyses assume a single population whose correlation or covariance matrix is modelled. However, data may sometimes be unwittingly sampled from mixed populations containing a taxon (nonarbitrary subpopulation) and its complement class. One derives relations between values of PCA parameters within subpopulations and their values in the mixed population. These results are then extended to factor analysis in mixed populations. As relationships between subpopulation and mixed-population principal components and factors sensitively depend on within-subpopulation structures and between-subpopulation differences, naive interpretation of PCA or factor analytic findings can potentially mislead. Several analyses, better suited to the dimensional analysis of admixture data structures, are presented and compared.


2020 ◽  
pp. 073428292096195 ◽  
Author(s):  
Stefan C. Dombrowski ◽  
Ryan J. McGill ◽  
Gary L. Canivez ◽  
Marley W. Watkins ◽  
A. Alexander Beaujean

This article addresses conceptual and methodological shortcomings regarding conducting and interpreting intelligence test factor analytic research that appeared in the Decker, S. L., Bridges, R. M., Luedke, J. C., & Eason, M. J. (2020). Dimensional evaluation of cognitive measures: Methodological confounds and theoretical concerns. Journal of Psychoeducational Assessment. Advance online publication article.


1958 ◽  
Vol 104 (436) ◽  
pp. 608-624 ◽  
Author(s):  
Ivan H. Scheier ◽  
Raymond B. Cattell

Cattell's basic strategy in personality research has been first to establish personality factors for each of three major types of measurement, rating (Life-Record), questionnaire (Self-Rating), and objective tests, then to compare factors from one realm with factors from another (7). A factor in any one realm is established in the first place by being replicated. As Cattell says (4, p. 291): “… a functionally unitary trait or process should nevertheless not be considered established by a pattern in a single factor analytic research, but must reappear consistently and persistently in independently rotated studies.”


1987 ◽  
Vol 61 (3) ◽  
pp. 747-750 ◽  
Author(s):  
Terry Gregson

This study examined the factor structure of a modified 30-question multiple-choice format for job satisfaction based on the Job Descriptive Index. The five-factor varimax factor analytic solution was the same as that obtained by Smith, Kendall, and Hulin (1969) for the original Job Descriptive Index. The measure of reliability was high. The results indicated that researchers can use a shorter multiple-choice format of job satisfaction based on the Job Descriptive Index without interfering with the dimensionality.


1980 ◽  
Vol 46 (3_suppl) ◽  
pp. 1119-1126 ◽  
Author(s):  
Judy C. Pearson

A factor analysis of items in the Bern Sex-role Inventory, the Personal Attributes Questionnaire, and Heilbrun's Masculinity and Femininity scales yielded 11 factors. College students ( n = 400) at a large midwestern university completed the items from the three instruments. The solution that emerged suggests that sex roles are multidimensional and that masculinity may be more factorially complex.


1983 ◽  
Vol 52 (3) ◽  
pp. 859-864
Author(s):  
Thomas E. Webb ◽  
Chris A. Van Devere

Simultaneous factor analysis of interview data from 1,641 respondents confirms a structural model for the expression of affectivity which appears to generalize across ages of both children and adolescents and across normal and psychopathological populations. The four-dimensional solution obtained here suggests that factors associated with deviations in feeling, relating, thinking, and impetuosity may represent stable attributes measurable from the Structured Pediatric Psychosocial Interview.


2002 ◽  
Vol 91 (1) ◽  
pp. 131-141 ◽  
Author(s):  
Philip M. Drucker ◽  
Carolyn Greco-Vigorito

A factor analytic study of scores obtained on the Children's Depression Inventory from a sample of 202 young children ( M = 7.5 yr., SD = 2.2) of alcoholics and substance abusers was completed. A principal components factor analysis with an oblique rotation yielded five separate factors related to Negative Self-concept, Acting-out, Somatic/Disturbed Symptoms, Mood, and Hopelessness. In previous factor analytic studies of the Children's Depression Inventory with normal and clinical populations the primary factor obtained was formed by mood-related items. In contrast, the primary factor of the present analysis was formed by items concerning perceptions of self-concept, not mood. These results corroborated previously reported data from the Child Behavior Checklist suggesting that the depressive symptoms displayed by children of substance abusers are related to self-concept and externalization.


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