Carson is an adolescent in a large urban high school. There are more than 35 students in all of his classes. According to research, how might the large class sizes affect Carson?
a. Carson will benefit from larger classes.
b. Carson will be adversely affected by larger classes.
c. Scholars are unable to agree on the effect of class size.
d. Carson will only benefit if the groups are homogeneous.
Answer: c
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Studies show that between 3 and 9 months of age, infants __________.
A. become better at perceiving faces from other racial groups and stay the same at perceiving faces from their own racial group B. become better at perceiving faces from their own racial group and stay the same at perceiving faces from other racial groups C. become better at perceiving faces from their own racial group and worse at perceiving faces from other racial groups D. show no changes in face perception, either for familiar or unfamiliar racial groups
Concordance rates for obsessive-compulsive disorder (OCD) among identical twins suggest that
A. environmental factors do not play a role in the development of the disorder. B. genetic factors do not play a role in the development of the disorder. C. genetic factors play a minor role in the development of the disorder and interact with strong environmental factors. D. genetics play a strong role in the development of the disorder but interact with environmental factors.
Emmy the cat has been scratching a chair in the living room. Her owners do not want to get rid of the cat, but they must stop her from scratching the chair. If they decide to use punishment, what is the most effective course of action?
a) Yell at the cat when they see evidence that the cat has scratched the chair. b) Squirt the cat with a water bottle when they catch her scratching the chair, but not at any other time. c) Squirt the cat with a water bottle when they catch her scratching the chair, but then quickly give her a treat. d) Yell and point at the cat periodically throughout the day when they pass her in any room of the house. ANS: b, p. 238, C/A, Difficulty=2
Social psychologists use the term __________ to refer to explanations that are used to help justify inequalities in power.
Fill in the blank(s) with the appropriate word(s)