Sibling relationships are special in that they
a. vary across families
b. typically last a lifetime.
c. are based on competition.
d. are emotionally based.
b
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The significance of the Watson and Rayner study with Little Albert is that it:
A. led to stringent ethical guidelines regarding the use of children in research B. demonstrated that emotional responses could be classically conditioned C. assisted in the decline of behaviorism in American psychology D. helped identify common problems in language development among infants
What can we conclude if we reject the null hypothesis in an independent-samples t-test?
a. It is likely that sampling error accounted for the differences between the sample means. b. It is likely that the sample means came from the same population. c. The difference between our sample means is unlikely to be representing zero difference in the population means. d. The difference between our sample means is merely a poor representation of zero difference in the population means.
Physical features of an object that help distinguish it from other stimuli are called
a. defining characteristics. b. object signatures. c. distinctive features. d. identifying codes. e. prototypes.
Research by Kasser et al. (2014) has shown that
a. materialistic individuals feel better about themselves in general than less materialistic individuals. b. materialistic and less materialistic individuals are equally happy. c. materialistic individuals are happier than are less materialistic individuals. d. less materialistic individuals are happier and feel better about themselves than materialistic individuals.