You discover that a few of the psychotherapists in the clinic have decided to try out the new therapy, while others who treat similar patients have chosen to stick with the normal protocol. You can use these pre-existing groups to study the symptom progression of the patients treated with the new therapy versus those receiving the standard course of treatment. Although the groups were not randomly assigned, if you properly account for any systematic differences between them, you can be reasonably confident any differences must arise from the treatment and not other confounding variables. This is an example of:Group of answer choicesQuasi-experimental designABA designObservational StudyTrue Experimental design

You design a study to evaluate the effect of a new treatment for an anxiety disorder.  In the study, one group of participants (Group 1) receive the new treatment for 1 hour per week, for 8 weeks. Another group of participants (Group 2) receive nothing for 8 weeks, they are waiting to receive the treatment later.  Before the treatment and after the treatment, you measure the level of anxiety in both groups.  At the end of the treatment, you find that both groups improved slightly, and to the same degree.  What is your conclusion? Group of answer choicesboth groups got better as a result of placebo effectsthis is not possible, there was a mistake in the designthe treatment was effective for Group 1the treatment was effective for both groupsboth groups got better as a result of time passing

The vast majority of psychological interventions are delivered inGroup of answer choicesindividual sessions.group sessions.couple therapy sessions.both A and C.

In Hansen, Lambert, and Forman’s (2002) examination of 6,000 adults who received routine psychotherapy, approximately ____ of clients experiences no change, whereas ____ of clients improved or recovered.Group of answer choices10%; 85%25%; 60%50%; 35%85%; 10%

What made it difficult to compare research conducted by behavioural therapists and traditional therapists in the mid-1900s?Group of answer choicesEach research group used different criteria for including studies in their review.Different criteria were used to evaluate whether therapy worked.Interpretation of results was influenced by each group’s biases.All of the above.

In general, any psychologically-based method of treatment to help people is calledGroup of answer choicespsychoanalysis.behavior modification.psychosurgery.psychotherapy.counseling.