April 2, 2020 The Eysenck Personality Inventory (EPI) measures two pervasive, independent dimensions of personality, Extraversion-Introversion and Neuroticism-Stability, which account for most of the variance in the personality domain. Each form contains 57 "Yes-No" items with no repetition of items. The inclusion of a falsification scale Eysenck & Eysenck (1975) introduced the Eysenck Personality Questionnaire (EPQ) as a major revision of the Eysenck Personality Inventory (EPI; Eysenck & Eysenck, 1968). The EPQ is a response both to theoretical development (by adding a psychoticism scale to the previously introduced extraversion and neuroticism scales) and psychometric criticisms. The short scale of the Eysenck Personality Questionnaire (EPQR-S; H. J. Eysenck & S. B. G. Eysenck, 1992) is a 48-character personality questionnaire designed primarily to measure an individual's level of extraversion (vs. introversion) and neuroticism. Eysenck Personality Inventory Wayne F. Velicer and John Stevenson University of Rhode Island A Likert seven-choice response format for per-sonality inventories allows finer distinctions by sub-jects than the traditional two-choice format. The Eysenck Personality Inventory was employed in the present study to test the hypothesis that use of the