A Proper Evaluation Research Design Assesses Clients and Control Participants

Multiple Choice

A proper evaluation research design assesses clients and control participants on the dependent variable at least

A) once: at the end of treatment.
B) twice: at the beginning of treatment and at the end of treatment.
C) three times: at the beginning of treatment, at the end of treatment, and at a follow-up after the end of treatment.
D) none of the above: there is no minimum number of assessments that is considered essential for an effective evaluation.