• Entry
  • Reader's guide
  • Entries A-Z
  • Subject index

Validity refers to the degree that a test measures what it purports to measure. In terms of classical measurement theory, it is inappropriate to refer to the validity of a test. Instead, the use of the test is validated for a specific measurement ...

    • Loading...
    locked icon

    Sign in to access this content

    Get a 30 day FREE TRIAL

    • Watch videos from a variety of sources bringing classroom topics to life
    • Read modern, diverse business cases
    • Explore hundreds of books and reference titles