Multiple Choice
Researchers pilot test independent variables to
A) see whether they affect the dependent variable.
B) eliminate error variance.
C) look for confounds.
D) determine whether participants can detect differences in the levels.
Correct Answer:
Verified
Correct Answer:
Verified
Q14: Define internal and external validity. Which do
Q15: Variance in participants' scores that is not
Q16: To guard against order effects, researchers use<br>A)matched
Q17: A researcher conducted an experiment to investigate
Q18: A question that asks participants to rate
Q20: Which of the following is used to
Q21: In a within-subjects design,<br>A)changes within individual participants
Q22: Demand characteristics are<br>A)the experimenter's expectancies about what
Q23: Which of the following is not a
Q24: What are the three essential properties of