Multiple Choice
External validity refers to the extent to which
A) research results can be generalized to other situations
B) the experimenter unintentionally communicates his or her expectations to the participants
C) historical events occurred that accompanied one or more of the experimental treatments
D) the observed relationship is a true cause-effect relationship
Correct Answer:
Verified
Correct Answer:
Verified
Q2: Because the test itself is not a
Q3: An experiment in which extraneous variables are
Q4: A loose connection between theory and method
Q5: Define the concepts internal and external validity.
Q6: A participant's ideas and expectations about an
Q8: If you were studying the effects of
Q9: The threat of confounding is particularly serious
Q10: When statistical tests are used improperly, a
Q11: Automating experiments so that they are run
Q12: List at least 4 threats to internal