Psychometrics refers to the science of measuring mental capacities and processes. The word originates from Greek, where "psycho-" means relating to the mind, and "metrics" refers to measurement.

Psychometrics

Frank L Schmidt has written:

'Differential and single group validity, and test fairness, and test utility' -- subject(s): Variability (Psychometrics), Psychometrics

Yes, psychometrics is considered an important viewpoint in modern psychology as it provides tools and methods for measuring psychological attributes such as intelligence, personality, and aptitude. These measurements help psychologists make informed decisions in research, assessment, and interventions.

Psychometrics is the field of study concerned with the theory and technique of psychological measurement.