Which of the following reflects the latest information regarding racial and ethnic differences in the timing of first intercourse?
a) African Americans generally have sex for the first time earlier than do Puerto Ricans, who have sex earlier than whites do.
b) There is no significant difference in when racial and ethnic groups have sex for the first time.
c) Whites generally have sex for the first time at an earlier age.
d) Sex education has made a significant impact on when ethnic and racial groups will have sex for the first time.
a
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The ____ changes electrical signals into basic sound sensations.
A. somatosensory cortex B. medulla C. auditory association area D. primary auditory cortex
Ben, a mentally retarded child, has been observed eating inedible objects and substances. Ben's parents are concerned and have taken him to a psychologist. The psychologist has diagnosed Ben as having:
A. autism B. pica C. rumination D. Grant's disease
For an alternating-treatments design it is essential that, for both treatments, the effect ____
a. is immediate and long lasting b. is immediate but temporary c. builds gradually over time and is long lasting d. builds gradually over time and is temporary
Why is it more accurate to think of the Big Five traits as on a continuum rather than as distinct categories?
a. Most people measure somewhere in the middle for each trait, rather than entirely at one extreme or another. b. Most people measure at one extreme or another for a given trait. c. Most people like to think of themselves as moderate, not extreme. d. Most people who exhibit high on one trait tend to exhibit low on all the rest.