The body's muscle fibers
a. are mostly absent at birth and do not appear in great numbers until middle childhood.
b. become longer and thicker during childhood.
c. become shorter and thinner during childhood.
d. are fused together at birth, but gradually separate.
b
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If a researcher reported for a single-sample t test that t(10) = 2.50, p < .05, how many subjects were there in the study?
a. 10 b. 9 c. 11 d. 12
Mia bit her brother and threw a tantrum, so her father sent her to her room until she was ready to act appropriately. This technique, known as time out,
A) gives Mia's father a cooling-off period. B) predicts depressive symptoms. C) helps Mia relate biting to her father's expectations for her future behavior. D) is not as effective as corporal punishment.
Regarding the information provided by the nonexperimental methods, which of the following statements is FALSE?
a. The case study method allows the investigation of rare or unusual problems or events. b. The correlational method allows us to predict behavior. c. The findings from naturalistic observations allow us to describe behavior. d. The survey method is used to establish cause-and-effect relationships regarding human behavior.
Disorders that are characterized by problems with sexual interest, arousal, or response
are classified as _______. a. sexual dysfunctions c. performance disorders b. paraphilias d. response-cycle disorders