Professor Lang has created a new measure of intelligence. She administers the test to a number of participants. Two weeks later, she administers the same test to the same people. Professor Lang is examining:

Question

Quizplus · Accepted Answer

Professor Lang is examining test-retest reliability, which measures the consistency of the results obtained from the same test when administered on two different occasions. This is often used to determine the stability of a test over time or in different situations. Content validity refers to the extent to which a test measures what it is supposed to measure, and is assessed during development of the test. Interrater reliability measures the consistency of results when scored by different raters or observers. Parallel forms reliability measures the consistency of results between two different versions of the same test.

Professor Lang Has Created a New Measure of Intelligence