__________ may occur when a pretest sensitizes subjects to the independent variable so that they react differently to the treatment than they would have had they not been pretested.
A) A testing effect
B) Testing-X interaction
C) An instrumentation effect
D) Selection bias
E) Selection-X interaction
Correct Answer:
Verified
Q8: _ is likely to be a threat
Q9: Which threat to internal validity is controlled
Q10: Random assignment of subjects to experimental conditions
Q11: _ is due to random measurement error
Q12: _ occurs in an experiment when one
Q14: Which threat to internal validity is controlled
Q15: Which of the following would not be
Q16: Which of the following would not be
Q17: Which of the following is an example
Q18: Suppose the effects of a treatment are
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