Much research has been dedicated to improving the reliability of eyewitness testimony. One finding reveals that when constructing a lineup,
a. increasing similarity between "fillers" and a suspect leads to an increased level of erroneous identification of innocent people
b. increasing similarity between "fillers" and a suspect leads to an increased level of missed identification of some guilty suspects.
c. increasing the number of fillers from 5 to 7 actually decreases the rate of false positive identifications.
d. decreasing the number of fillers from 6 to 3 actually increases the rate of false positive identifications.
b
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Tim-Tim is three years old and, according to Piaget, in the preoperational stage of cognitive development. Which of the following actual research findings would have surprised Piaget?
A. Tim-Tim can do conservation tasks if trained appropriately. B. Tim-Tim can use symbols. C. Tim-Tim can play pretend. D. Tim-Tim can find an object hidden under a cover.
Justin is working on his psychology paper for class when he gets a phone call inviting him to a party. His decision to finish the paper before going to the party reflects the functioning of the
A) conscious. B) superego. C) id. D) ego.
A child from which of the following parenting types would be most likely to lack social skills later in life?
a. ambivalent b. authoritative c. secure d. permissive e. indulgent
A controlled test of a hypothesis, in which the researcher manipulates one variable in order to discover its effect on another variable, is called a(n):
a. correlational study. b. experiment. c. survey. d. single-blind study.