Personality Scale:
These scales are used to measure and understand an individual's personality traits, and are based on questions asked about behavior, thinking, feelings, and attitudes. Among the most famous of these measures are the five-factor scale and the MMPI scale.
IQ Scale:
These scales are used to measure an individual's intelligence, and they include the ability to learn, think, solve problems and deal with the environment. The most famous of these metrics are: the WAIS test and the Raven test.
Depression scale:
These scales are used to diagnose depression and measure its severity, and the most famous of these measures are: Beck Depression Inventory and Hamilton Rating Scale.
Anxiety Scale:
These scales are used to diagnose and measure the severity of anxiety, and the most common of these scales are GAD-7 and HAM-A.