If n1 = n2 and n is relatively large, then the t test is relatively robust against _________
a. violations of the assumptions of homogeneity of variance and normality
b. violations of random samples
c. traffic violations
d. violations by the forces of evil
A
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In the general activation syndrome (GAS), described by Selye, the body adjusts its physiological reaction, in an effort to cope with the threat that is still present, during:
a. the alarm reaction b. the stage of exhaustion c. recovery from the stress d. the resistance phase
Lawrence Steinberg evaluated the impact of peer influences on academic achievement motivation. He found that
a. peers always enhance academic achievement motivation. b. peers always reduce academic achievement motivation during adolescence. c. low achievers will exert a negative influence on their peers. d. African-American and Latino peer groups in low-income areas tend to discourage academic achievement.
In social facilitation research, the energizing of behavior as a result of the presence of others doing the same thing is called the _____, and when it is the result of the presence of others just watching is called the _____
a. coaction effect; audience effect b. energy motivation; observation motivation c. similar hypothesis; dissimilar hypothesis d. social hypothesis; achievement hypothesis
Which proposes that perception and action are central to cognition?
a. interpretation-based processing theory c. working memory capacity b. spreading activation d. embodied cognition