One of the results of Cattell's application of factor analysis was his discovery of no fewer than 16 separate primary trait factors within the normal personality sphere alone (based on the trait lexicon).attell applied multivariate research methods across several intrapersonal psychological domains: the trait constructs (both normal and abnormal) of personality, motivational or dynamic traits, emotional and mood states, as well as the diverse array of cognitive abilities.
A: The line fair is foul and foul is fair is from the play Macbeth by William Shakespeare, and it means that what appears to be beautiful is actually ugly, and vice versa. The play centers around themes of deception.
neither very bad nor very good; average: in fair condition; apparently favorable but really false; specious: fair words; Archaic without obstacles; clear and open: a fair road; Baseball of or having to do with the part of the field on or between the foul lines, including home plate; Origin of fair