Multiple Choice
Which is the best interpretation for the following results using switching replications in a nonequivalent comparison groups design study evaluating the effects of an innovative intervention to reduce temper tantrums?
A) The intervention was effective.
B) The results plausibly can be attributed to a selectivity bias.
C) Unlike the comparison group, the group receiving the innovative intervention appears to have been undergoing change before the start of the intervention.
D) Both b and c are correct.
Correct Answer:
Verified
Correct Answer:
Verified
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