This preview shows pages 1–3. Sign up to view the full content.
Factor Analytic Trait Theories
Factor analytic trait theories
More systematic, mathematical
Basics of factor analysis – large collection of observation
Anything that can be quantified
Correlation coefficient between each possible pair
Factors
– Condense large number of relationship into a smaller number of clusters
Rotaton of axes
Orthogonal
– it is assumed that there is no relation to eachother
Oblique
– assumption that there is always some relationship
Raymond B. Cattell – Biography
Born 1905, England
Childhood, WW1
Ph.D w Charles Spearman
Leicester Child Guidance Clinic
E.L. Thorndike – Columbia
Clark U, Harvard
WW2 – selection of officers
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Cattell – views of science, research, and theory
Nature of personality research
Particular difficulties
Measuring intangibles
Looking at things that everyone has an opinion on
Methodological selfawareness
Can not fool ourselves into thinking we are being objective or go to the other extreme and think
we are not – have to be as mathematical and systematic as possible
Theory based on measurement
Theory has to come from data
Opposed earlier clinical methods
Hypotheticaldeductive methods
Inductive methods
Collect large body of data. Analyze. Come to conclusion you can test
3 methods of measurement
This is the end of the preview. Sign up
to
access the rest of the document.
 Fall '11
 DavidKnight

Click to edit the document details