Significance of Test validity
Test validity, as defined by science, refers to the degree to which a test accurately measures its intended construct. An essential aspect of this concept is that it should be validated by experts, achieving an accuracy level of 80%. This means that a valid test consistently reflects the specific attributes or skills it aims to assess, ensuring that the results are meaningful and reliable for their intended purpose.
Synonyms: Test reliability, Test accuracy
The below excerpts are indicatory and do represent direct quotations or translations. It is your responsibility to fact check each reference.
The concept of Test validity in scientific sources
Test validity is the degree to which a test truly assesses the intended construct, with expert validation indicating that 80% of professionals agree on its effectiveness in measuring what it claims to measure.
From: The Malaysian Journal of Medical Sciences
(1) The degree to which the Wii Balance Board accurately measures balance compared to the laboratory-grade force platform, and the study found poor agreement between the two methods.[1]