Testing and Individual Differences Flashcards
Constructs
Hypothetical abstractions related to behavior and defined by groups of objects or events.
Standardization
Two part test development procedure. First establishes test norms from the test results from of the large representative sample and then ensures that the test is both administered and scored uniformly for all.
Norms
Standards used to compare scores of test takers.
Reliability
Consistency of results over time. Methods of measurement include retest, split half, alternate form.
Validity
Test measures what it is supposed to measure. Methods include face, content, predictive, construct.
Psychometricians
Focus on methods for acquiring and analyzing psychological data. Measure mental traits, abilities, and processes.
Performance tests
Test taker knows how to respond to questions and tries to succeed.
Speed tests
Large number of relatively easy items in limited test period.
Power tests
Items of varying difficulty with adequate test period.
Aptitude tests
Assess person’s capacity to learn, predict future performance.
Group tests
Tests many people at one time; test taker works alone. Cheaper, more objective.
Individualized tests
Interaction of one examiner with one test taker. Expensive. Subjective grading.
Reification
Construct treated as a concrete, tangible object.
Intelligence
Aggregate or global capacity to act purposefully, to think rationally, and to deal effectively with the environment.
Intellectual disability
Range from mild to severe for those who score at or below 70 on IQ tests
Mild = (85%) can self care/hold a job/family
Moderate = (10%) May self care/function in group home.
Severe =(3-4%) require care/no social skills
Profound = (1-2%) require complete custodial care.