An approach to psychology that investigates variations in behaviour from one person to the next is called individual differences.
Explanation:
The study of individual differences explains the psychological differences between people. Intelligence and personality of a person can be considered to investigate the individual differences. Individual differences explain that the each and every characteristics of the person varies among individuals. The concept of individual difference is well explained by Alfred Binet.
Individual difference is divided into two categories.
Each and every person respond differently to a situation. Individual difference is mainly important in the workplace.