Sleep problems have a major economic impact, accounting for more than ________
sick days among the nation's workers.
a. 100 million
b. 100, 000
c. 250 million
d. 500 million
C
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People with somatic symptom disorder (SSD) not only have troubling physical symptoms,
but they ___________their symptoms to the extent that it affects their thoughts, feelings, and behaviors in daily life. a. are excessively concerned about b. chronically ignore c. lie about d. exaggerate
The extent to which a measure can change or be different in the presence of a manipulation is called the ______ of a measure.
A. weight B. value C. sensitivity D. effect
Suppose you wish to take a group of elderly people and train them to solve word puzzles. Generalizing from the text, what method of training might be most beneficial?
A. Give the participants formal training in problem-solving techniques. B. Provide encouragement for working rapidly on the problems. C. Give the participants sample word problems, but let them learn to solve them by themselves. D. None of these; it is not possible to improve performance on mental tasks in the elderly.
Which of the following is considered to be an age-graded influence?
a) menopause b) social class c) ethnicity d) war