According to Eysenck's theory, Holly is an extrovert.
- According to Eysenck's theory, variations in cortical arousal are to blame for the extraversion-introversion dimension (extraversion = positive affectivity, characterized by prominent involvement with the outside world and high sociability, talkativeness, vitality, and assertiveness).
- The cortical arousal at rest is lower in extraverts compared to introverts, according to Eysenck's theory of personality. As a result, researchers have proposed that while introverts should perform worse with background music, extroverts should benefit from it when performing cognitive tasks.
- The tendency to concentrate on satisfaction from sources other than oneself is referred to as extraversion. Warmth, optimism, gregariousness, and a desire for excitement define extroverts.
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