Laura and Beatrice work at two different shelters for teens who cannot remain in their homes, but are not wards of the court. They have both shown their clients an extraordinary documentary on homeless teens that features two who actually testify to Congress about the need for services. Their clients became much more hopeful about their own futures after seeing the documentary. Word has gotten
around about the documentary, and several of their mutual friends want to schedule showings of it. Rosa works at two different facilities, and decides to administer the instrument assessing hopefulness to both of the facilities, show the documentary at one facility, and then administer the assessment again at that facility. This is an example of a(n) ____.
a. basic pre-post randomized experimental design.
b. posttest-only randomized experiment
c. randomized experiment expanded with a nonequivalent control group
d. pretest-posttest nonequivalent groups quasi-experiment
d
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A psychologist wants to collect some information from individuals who have been diagnosed as suffering either acute stress disorder or posttraumatic stress disorder. Which of the following could provide the best indication of the presence of certain
symptoms in these individuals? a. They are asked to keep track of their calorie intake for a period of two months. b. They are asked to fill out a questionnaire asking for basic demographic information. c. They are videotaped as they wait to be interviewed and react to an expected loud noise. d. They are asked to proceed to another building on campus and their speed of walking is measured.
When is the id first present?
a. birth c. 9-12 months b. 0-9 months d. 2 years
Group selection as an explanation for altruistic behavior would argue that ____.
A. individuals are more likely to reproduce when stress is low B. individuals pick their groups based on how altruistic they are C. cooperative groups thrive better than do uncooperative groups D. society benefits as a whole when individuals help each other
Alec has always been able to see a wide array of vibrant
colors, but he has not been so fortunate when it comes to seeing at night or in otherwise dim lighting. Alec speculates that his color vision is far superior to his night vision. Based on his speculation, which of the following would be true? a) Alec has rods that function well, but cones that are not as effective as they could be. b) Alec has no rods in his retinas. c) Alec has cones that function very well, but rods that are not as effective as they could be. d) Alec has no cones in his retinas.