If something other than the treatment is responsible for the effect, there is a problem with the study's
A) construct validity
B) internal validity
C) external validity
D) all of the above
Correct Answer:
Verified
Q2: To establish internal validity, you have to
Q3: Campbell and Stanley (1966) identified _ threats
Q4: Which of the following would eliminate selection
Q5: To test the effect of a new
Q6: Which is the most serious source of
Q7: Which of the following is the most
Q8: The most serious problem with arbitrary assignment
Q9: In terms of internal validity, which of
Q10: Which of the following is a threat
Q11: Why do the authors say that matching
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