The power of theories lies in the ability to do what?
A) Capture the complexity of human nature by the richness of the operational definitions associated with the variables.
B) Minimize the number of words required to explain phenomena and, thereby, eliminate semantic problems.
C) Prove conclusively that relationships exist among the phenomena studied.
D) Specify the nature of the relationships that exist among phenomena and offer explanations.
Question 2
If a researcher finds that there are many missing values for one of the variables, the decision to delete the cases with the missing data may affect the _____________ of a small study.
A) Validity
B) Generalizability
C) Power
D) Analysis