To explain the human universality and variability of emotions, Ekman and his associates __________
a) developed a concept of "display rules," which are rules for emotional expression.
b) developed an interobserver system to make sure that observers defined expressions reliably.
c) interviewed all participants in order to assess unexpressed feelings and motivations.
d) monitored the brain waves of participants to determine which hemisphere had higher activation.
a
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According to Healthy People 2010, among Americans 18 years old and older, the percentage of individuals who engage in no leisure-time physical activity is
A. 75% B. 50% C. 40% D. 10%
Critical thinkers should approach psychology textbooks as
a. being almost entirely correct. b. an opportunity to generate alternative explanations. c. being almost entirely incorrect. d. a way to reduce uncertainties.