1. You are reading a research article in which the author proposes that children with a tendency to blame themselves when bad things happen are more likely to develop depression after being victimized by peers then children without this cognitive bias. In this model:

a) Peer victimization is a diathesis. b) Cognition is a diathesis. c) Neither is a diathesis. d) Both are diatheses.

2. You would like to conduct a study of ADHD at the local mental health clinic. What do you expect the gender ratio among the children to be? a) 1 boy: 1 girl. b) 3 boys : 1 girl. c) 6 boys: 1 girl. d) 10 boys: 1 girl. 3. Generally speaking, randomized control trials (RCTs) of psychotherapy are: a) High on internal validity and high on external validity b) High on internal validity and low on external validity c) Low on internal validity and high on external validity d) Low on internal validity and low on external validity 4. Which of the following was a limitation of the Caspi et al (2002) study of the relation of genetic vulnerability and child maltreatment to antisocial outcomes?

a) The longitudinal sample was not representative of New Zealand males b) A very large percentage of participants had abandoned the study by age 20 c) The study did not assess antisocial behavior in adulthood rigorously d) None of the above was a limitation of this particular study

5. Prof. Smith is planning a study to determine the incidence of depression among high school students in Montreal during the 2010-2011 school year. Which of the following will affect his results?

a. Whether he uses self- or parent-reported symptoms b. Whether he uses random sampling or works with the five high schools whose principals

approached him to participate c. Whether he uses the DSM-IV-TR criteria for depression or a dimensional approach d. All of the above

6. Jennifer is a 12-year-girl. Both Jennifer’s parents and her teacher report that she is angry and spiteful, frequently argues with them, and loses her temper constantly. These behaviors have been occurring for

the past year. During that time, Jennifer has also been arrested for shoplifting twice and has cut class frequently. Based on that information, Jennifer’s psychologist is most likely to diagnose her with: a) Oppositional defiant disorder b) Conduct disorder c) Antisocial personality disorder d) Both a and b 7. When the conditions of a study only resemble or approximate the conditions of interest, questions may be raised about the _________ of the study. a) External validity. b) Internal validity. c) Standardization. d) Randomization. 8. The prevalence rate of OCD in childhood and adolescence is approximately: a) .4-.5% b)2-3% c)4-5% d) .2-.3%

Answers : 1b; 2c; 3b; 4d; 5d; 6a; 7a; 8b