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.

Question

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.

Quizplus · Accepted Answer

The Answer of 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.

Which Is the Best Interpretation for the Following Results Using