It is believed that children who walk somewhat earlier
A. possess smaller bones or linear frames
B. possess larger bones and larger frames
C. possess more muscle mass
D. possess more body fat
A
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Based on your text's review, which of the following conclusions is probably most reasonable regarding gender differences in cognition?
A. Gender differences in cognition are large and pervasive. B. Gender differences in cognition are nonexistent. C. Gender differences in cognition are small but consistent. D. Gender differences in cognition are not real; they are just stereotypes.
Regarding patterns of suicide, which of the following statements is TRUE?
a. Suicide is the number one cause of death among 15 to 24 year-olds. b. White males 65 years and older have a high risk of committing suicide. c. Single persons have lower rates of suicide than married persons do. d. In the United States, African Americans have a higher rate of suicide than do Caucasians.
What effect do within-subjects designs have on the number of research participants?
a. It increases the number needed since the error variance increases. b. It increases the number needed because the F ratio tends to be larger. c. It reduces the number needed since each participant serves as her own control. d. It reduces the number needed since most studies of this type are concerned with populations that are small.
Pavlov's dogs experienced extinction trials, however a few days later, Pavlov sounded the tone and the dogs salivated. This recurrence of the extinguished response is called
a. spontaneous recovery. c. un-learning. b. acquisition. d. conditioning.