If genes play an important role in influencing a specific trait, siblings should be more alike in terms of this trait than will be
a. identical twins. c. cousins.
b. fraternal twins. d. people who are unrelated to them.
C
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Courses in social psychology are most often required for students majoring in which area?
a. biological sciences b. ?journalism c. ?performing arts d. ?philosophy
For a correlated-groups t test, the alternative hypothesis states that
a. H0: m1-m2 = 0. b. H0: m1-m2 > 0. c. Ha: m1-m2 = 0. d. Ha: m1-m2 > 0.
Which of the following is NOT a type of memory test?
a. schemata b. savings c. recognition d. free recall
Which of the following is an example of a behavior that is learned through operant conditioning?
A. blinking in response to a flash of light B. studying in order to get a teacher's approval C. sneezing in response to dust D. pulling one's hand away from a flame