Multiple Choice
The most common threat to the internal validity of research designs is probably:
A) experimenter bias
B) confounds
C) participant expectancies
D) regression toward the mean
Correct Answer:

Verified
Correct Answer:
Verified
Q4: Regression toward the mean occurs because:<br>A)measurement is
Q5: Whereas confounds threat_,artifacts threat_.<br>A)validity;reliability<br>B)reliability;validity<br>C)internal validity;external validity<br>D)external validity;internal
Q6: Demand characteristics refer to:<br>A)pressure participants feel to
Q7: In their research on the door-in-the-face technique
Q8: The tendency for people to change their
Q10: During the first quarter of his freshman
Q11: One of the pairs of terms below
Q12: The Literary Digest error concerning the outcome
Q13: Both testing effects and:<br>A)regression toward the mean
Q14: Experimenter bias and _ can become very