Which trait theorist is correctly matched with the number of basic personality dimensions proposed in his theory?

The correct answer is Hans  Eysenck. His theory of personality is based around temperaments that are controlled by genes. He was famous for his factor analysis to identify primary personality traits. His theory justifies racism based on genetic traits.

The correct answer is Hans Eysenck.

Further explanation:

Eyesnck introduced a theory of personality which is based on the biological factors. He argues that a human being inherits a type of nervous system which affects his ability to adapt in the environment.

HANS EYSENCK’S THEORY OF PERSONALITY

He has explained his theory of personality with the help of statistical technique called factor analysis. Factor analysis is a technique which reduces behavior into numbers of factors that can be grouped together to make separate heading which he referred as dimensions. Eyesnck focused on behavioral traits and said that traits are broad categories of behavior which tells about an individual that whether he is calm or excited.

His theory of personality is based on genetics and physiology. He was interested in understanding temperament. Eyesnck has discussed two dimensions of temperament in his theory of personality, which are as follow:

Eyesnck says that personality trait of an individual are genetically inherited.  

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Answer details:

Grade: College

Subject: Psychology

Topic: Hans Eyesnck’s Theory of Personality

Keywords: personality, ability, statistical, technique, factor analysis, neuroticism, emotional stability, extraversion, introversion