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.
Full Definition of FOUL. intransitive verb. 1. : to become or be foul: as a: decompose, rot b: to become encrusted, clogged, or choked with a foreign substance c: to become entangled or come into collision. 2. : to commit a violation of the rules in a sport or game.3. : to hit a foul ball. transitive verb. 1.irty emphasizes the presence of dirt more than an emotional reaction to it. filthy carries a strong suggestion of offensiveness and typically of gradually accumulated dirt that begrimes and besmears. foul implies extreme offensiveness and an accumulation of what is rotten or stinking.