Myopia is more likely to occur in __________, as it is positively correlated with __________.
A. developed countries; reading, writing, and using computers
B. developing countries; reading, writing, and using computers
C. developed countries; hunting, farming, and gathering
D. developing countries; hunting, farming, and gathering
Answer: A
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Which of the following accurately shows the influence of others on child self-esteem in middle years?
a. Parents and classmates are equally influential, followed by close friends and teachers. b. Close friends are most influential, followed by parents, teachers, and classmates. c. Teachers are most influential, followed by parents, close friends, and classmates. d. Classmates and teachers are most influential, followed by parents and close friends.
What is one factor that plays a role in the high rate of hooliganism among European soccer fans compared to U.S. sports fans?
a) European games begin later, giving fans a head start on drinking. b) The stadiums in Europe tend to be new and are inviting targets for vandals. c) Most of the people in Europe drive to the games, and crowded highways provide ample opportunities for road rage. d) Most of the stadiums in Europe are built far from the inner city, with large tracts of surrounding land that invite gangs.
All of the following may be contributing factors to the higher percentage of second marriages that end in divorce EXCEPT __________
a) second marriages may be subject to higher stress (such as blending two families) than first marriages b) personality and emotional characteristics may make it difficult to live together c) partners in second marriages may be less committed and more willing to walk away d) partners are experiencing the empty nest syndrome
The t test for two independent samples may only be used when
a. the selection of subjects for the first group does not depend in any way on the selection of subjects for the second group b. the subjects used in the two samples are matched on some relevant variable c. the same subjects are used twice d. the degrees of freedom are independent of the sample sizes