Of the 4,000 students at Meridian Community College, 250 were randomly selected to be surveyed regarding their views on the on-line learning classes. The students who were randomly selected and surveyed would constitute the
a. population.
b. experimental group.
c. representative sample.
d. control group.
C
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In the movie Jurassic Park, the Tyrannosaurus Rex would respond to moving stimuli and subsequently be rewarded with dinner. Aware of the complex reptilian visual system, Jeff Goldblum began running so that he would divert the monster's attention away from the children, who were trapped in the Jeep. In this case, Jeff became an effective
a. generalized stimulus. c. punishment. b. discriminative stimulus. d. negative reinforcer.
The brain and spinal cord make up the
A) central nervous system. B) autonomic nervous system. C) peripheral nervous system. D) somatic nervous system.
The Beng people of the Ivory Coast have several practices and suggestions for pregnant women. Which of the following is an example of a suggestion that can be very helpful to the pregnant woman?
a. avoid eating the meat from a bushbuck antelope b. rub an oil on her belly c. her husband must stop hunting while she is pregnant d. she must not commit any immoral behavior
Which of the following is true of homosexuality in teenagers?
A) Homosexuality is less prevalent in teenagers than any other age group. B) Many adolescents experience some degree of attraction to both sexes before identifying as homosexual. C) They are likely to "discover" their sexual attractions much later than their heterosexual peers. D) Girls who express a homosexual orientation express less certainty about it than homosexual boys do.