PSY 370 Lecture Notes - Lecture 40: Psy
Document Summary
A good test is not only reliable and valid but also useful. Utility = usefulness or practical value of a test. *reliability is necessary but not sufficient for validity. *validity is necessary but not sufficient for utility! Benefits and costs of using a test to make a decision in a practical setting. Helps organizations seem fair and that they are basing things on good, quality information. Negative reactions (especially if the test has a negative reputation) "how often would we make the right decision using this test?" In the context of a driving test, how many have an accident within the next year. Driver"s test fail the test pass the test. *drivers who pass are less likely to have an accident than drivers who fail. When you are correct about people who pass because they should"ve passed. We were right to have not passed those people.
