AS A2 Psych Pozzulo Et Al. (Line Ups)

​In the realm of psychology, "applicability" is a fundamental concept that pertains to the relevance and practical use of psychological principles, theories, and research findings in real-world contexts.

​Reliability in psychology is the consistency of the findings or results of a psychology research study. If findings or results remain the same or similar over multiple attempts, a researcher often considers it reliable.

​The validity definition in psychology assumes that the test in question measures precisely what it aims to measure, meaning the data collected is accurate and represents some truth compared to others outside of the study. If it does, then the test is valid.

​the extent to which results or findings obtained from a sample are applicable to a broader population.