Psychometrics

Definition

Psychometrics refers to the field of psychology that focuses on measuring psychological attributes, such as intelligence, personality traits, or attitudes, using standardized tests and statistical techniques. It involves the development and validation of assessment tools to assess these attributes.

Related terms

Standardization:

In psychometrics, standardization refers to the process of developing uniform procedures for administering and scoring tests. It ensures that each test-taker is given equal opportunities and that scores can be compared accurately.

Reliability:

Reliability is a psychometric property that indicates the consistency or stability of test scores over time or across different items. A reliable test yields consistent results when administered multiple times or by different individuals.

Validity:

Validity refers to how well a test measures what it intends to measure. It assesses whether a test captures the specific construct it claims to measure and whether it produces meaningful results.