According to Eysenck" s basic theory of personality, an individual's personality can be quantified in three basic traits; levels of extroversion (E), neuroticism (N) and psychoticism (P). ... This may show that the questionnaire cannot identify specific personality traits effectively. ... Passingham (1972) noticed differences between the control and test groups used such as socio-economic class and ethnic background. These variables may have affected the outcome of the personality tests. Bartol et al (1979) tested 398 inmates, most of African-American and Hispanic origins using the EPQ (E...

• Word Count: 2818
• Approx Pages: 11
• Has Bibliography
• Grade Level: Undergraduate

These biological theories are more developed and easier to test. ... Two types of research have been used in testing Gough's theory. ... The second test of role understanding was researched by Reed and Caudra (1957). ... Eysenck's theory of psychopathy was based on a three-dimensional model of personality. ... Eysenck used psychoticism in order to be more comprehensive in his description of personality. ...

• Word Count: 3389
• Approx Pages: 14