Andy has just experienced his first episode of major depression; if Andy is average for someone with depressive disorder, how many additional episodes is he likely to experience in his lifetime?
a. none; recurrence is uncommon
b. one or two
c. five or six
d. none unless he also experiences a manic or hypomanic episode
Answer: c.
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The incidence of myopia tends to increase into young adulthood
a. True b. False Indicate whether the statement is true or false
Which of the following describes the effect of an increase in the variance of the difference scores in a repeated-measures design?
a. Measures of effect size and the likelihood of rejecting the null hypothesis both decrease. b. Measures of effect size increase, but the likelihood of rejecting the null hypothesis decreases. c. There is little or no effect on measures of effect size, but the likelihood of rejecting the null hypothesis increases. d. There is little or no effect on measures of effect size, but the likelihood of rejecting the null hypothesis decreases.
In an observational study of autistic children, you record how much time each child spends playing alone during a 30 minute observation period. This is an example of the ____ method of quantifying behavior
a. frequency b. duration c. interval d. individual
Which of the following is associated with activities traditionally thought of as conscious or voluntary?
a. Parasympathetic nervous system b. Sympathetic nervous system c. Autonomic nervous system d. Somatic nervous system