A practitioner tests whether a new technique will be effective in reducing the number of time-outs required in play therapy sessions for children with conduct disorders.In each of the two sessions before implementing the new technique,five time-outs occurred.In each of the two sessions after implementing the new technique,no time-outs occurred.The practitioner should conclude:
A)The technique clearly was effective.
B)History can be ruled out as an alternative explanation for the improvement.
C)There were a sufficient number of data points in the study.
D)None of these.

Question

Quizplus · Accepted Answer

The practitioner cannot conclusively determine the effectiveness of the technique due to the small number of sessions and lack of control for other variables.

A Practitioner Tests Whether a New Technique Will Be Effective