If a set of exam scores forms a symmetrical distribution, what can you likely conclude about the students' scores?
a. Most of the students had relatively high scores.
b. Most of the students had relatively low scores.
c. About an equal number of students had relatively high and relatively low scores.
d. It is not possible to draw any conclusions about students' scores.
C
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Larger images tend to be perceived as closer due to the depth perception cue known as
a. accommodation. b. foveal disparity. c. phrenetic search. d. relative size.
Someone who is high on the dimension of belief in a just world would be MOST likely to agree with which statement?
a. "Without strict laws and regulations, society would be chaotic." b. "Unless our justice system begins to treat people more fairly, society as a whole is going to lose faith in it and begin to deteriorate." c. "People who are in jail right now deserve to be there." d. "It is important to treat others how you yourself would want to be treated by them."
Research has shown that children who participate in early intervention programs
a. show immediate gains in IQ that last long after the programs end. b. show immediate gains in IQ, but the gains fade after the programs end. c. show no immediate gains in IQ, but do eventually show long-term gains, even after the programs end. d. show no immediate gains in IQ, but do eventually show long-term gains, however the gains fade after the programs end.
To investigate the effects of exercise on mathematical problem-solving ability, a researcher assignsparticipants to one of two groups. One group cycles on an exercise bike for one hour, and the other group performs no exercises. Afterward, both groups work on a set of math problems and their performances are compared. In this experiment, the group that does not exercise is the ____.?
a. ?control group b. ?dependent variable c. ?independent variable d. ?intervening group