The nomothetic approach suggests that people show universal traits and that personality traits are consistent within humans.
Gordan Allport first brought up this approach to understand personality in 1930s, and And because of the subjectivity of the nature of idiographic approach, it is not very reliable.
The Big Five personality model has drawn people’s attention to individual differences in human personality over the past twenty-five year (John & Srivastava, 1999; Wiggins & Trapnell, 1997), and it helps to understand other personalities in a standard framework.
The Big Five model is derived from empirical practice and it consists of five factors (1) Extraversion/Positive Emotionality, (2) Agreeableness, (3) Conscientiousness, (4) Emotional Stability versus Neuroticism, and (5) Openness/Intellect (Costa and Mc Grea, 1992), In this essay several examples of how the Big Five model indicates people’s behaviour are illustrated to analyze if the nomothetic approach is the most effective way to understand personality.
In this type of test the user must give a response that corresponds to the stimulus (Kosinski, 2010).
The reaction time test that we used in our research will be a simple reaction time experiment.
The model of personality that we used in our research is modified based on the Dominance, Influence, Steadiness, In contrast, an outgoing personality will have such characteristics as: controlling, decisive, direct, impatient, strong-willed, takes action, and creative (“Disc,” 2011).
These personality types encompass the basic characteristics of a person.
A variety of personal characteristics have been shown to be associated with differences in reaction time.
For example arousal, age, gender, left or right handedness, practice and errors, fatigue, personality, direct or peripheral vision, fasting, distraction, alcohol, breathing cycle, finger tremors, exercise, drugs, intelligence, learning disorders, brain injuries, and illness (Kosinski, 2010).