Flashcards in Wampold et al (1990) - Hypothesis Validity of Clinical Research Deck (4)
What is hypothesis validity?
refers to the extent to which research results reflect theoretically derived predictions about the relations between or among constructs
Theory is falsified when
the null hypothesis is not rejected because the obtained result is contrary to the expected result.
What are potential reasons for the failure to reject a null hypothesis?
1. Type II error (chance)
2. Low power
3. Poor experimental methods
4. Unreliable variables
5. Violated assumptions
6. Incorrect formulation of theoretical implications
7. Misspecification of expected outcome