The science of psychological measurement. The psychometric soundness of a test depends on how consistently and accurately the test measures what it purports to measure
Gathering and integration of psychology-related data for the purpose of making a psychological evaluation through tools such as tests, interviews, case studies, behavioral observation, and other methods
The standards contain guidelines for who should be administering psychological tests but many countries have no ethical or legal guidelines for test use
Wilhelm Wundt started the first experimental psychology laboratory in Germany and measured variables such as reaction time, perception, and attention span
2. Ethical testers have responsibility before, during, and after testing
3. Obligations include familiarity with test materials and procedures, ensuring suitable testing environment, establishing rapport during test administration
Projective tests, such as the Rorschach Inkblot Test, are tests in which an individual is assumed to "project" onto some ambiguous stimulus his or her own unique needs, fears, hopes, and motivation
In vocational assessment, test users are sensitive to legal and ethical mandates concerning the use of tests with regard to hiring, firing, and related decision making