The lifetime prevalence rate of posttraumatic stress disorder (PTSD) in the population is __________.
A. 10 percent
B. 50 percent
C. 90 percent
D. unknown
Answer: A
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Maria and Jacob want to have their own biological children but cannot. They are _______________ individuals
a) childfree b) childless c) productive d) childwant
Mitchell executed a beta test of his planned experiment with one independent variable with two levels of conditions but found there was no change to the dependent variable. He should be sure that the levels of an independent variable are ______.
A. ordered correctly B. matched pairs C. truly distinct D. demand characteristic
Which of the following individuals is most likely to receive a diagnosis of dissociative identity disorder?
A. Ellen appears to have alternate personalities that are extremely different from each other. B. Jack often wanders away from his home and returns home when he chooses to. C. Shiloh makes repetitive strange utterances and movements as if in a trance. D. Ronald often inflicts self-injuries consciously and turns up at hospitals.
Vygotskian classrooms are more likely to utilize __________ than Piagetian classrooms.
A. peer collaboration B. independent discovery C. make-believe play D. discovery learning