Out of all men and women who have ever used alcohol, approximately ____ percent will develop serious alcohol related problems
a. 10
b. 20
c. 30
d. 50
Answer: b.
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Why are t statistics more variable than z-scores?
a. The extra variability is caused by variations in the sample mean. b. The extra variability is caused by variations in the sample variance. c. The extra variability is caused by variations in the df value. d. None of the other options explains the extra variability for t statistics.
What is the best way to encourage a person to persevere at a long, difficult task?
a. Reinforce work on all components of the task. b. Never reinforce work on any of the components of the task. c. Intermittently reinforce work on components of the task. d. Apply an aversive stimulus if the person stops working. e. Increase arousal levels as the complexity of the task increases.
What does Carol Gilligan view as the basis of women's perspectives on morality?
a) legal standards b) absolute standards c) the context of the behavior and relationships involved d) legal requirements and not interfering with others' rights
When thinking, young children are more likely than adolescents to rely on:
A) negation. B) analogies. C) confirmation strategies. D) elimination strategies.