A study comparing representative groups of people of various ages on a particular dependent variable is called a:
A) longitudinal study.
B) cross-sectional study.
C) epidemiological study.
D) field study.
Ans: B) cross-sectional study.
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Answer the following statements true (T) or false (F)
1. "Rats will choose to electrically stimulate the pleasure centres of their brain over food or sex. " 2. "Rats will choose to electrically stimulate their cerebellum over food or sex. " 3. "Dopamine-blocking drugs diminish the reinforcing effects of opiate drugs. " 4. "Rats that discover food in one arm of a maze with many arms will tend to revisit that arm over and over again, searching for more food. " 5. "Biological predispositions may interfere with the ability to learn an operant response. "
According to Maslow, a self-actualized person is someone who is
A) concerned with developing friendships with others. B) creative and spontaneous. C) extroverted and outgoing. D) self-centered.
Lillian's father Will came home from work one day to find his study table transformed into a "hut." Lillian had pulled out old sheets to cover the table. She excitedly took Will to see her "hut" below the table where she had arranged all her toys and books. Lillian is engaging in ________ play in this scenario.
A. pretense B. practice C. constructive D. sensorimotor
Mothers tend to show more discomfort with sex-atypical behavior in boys than fathers do.
Answer the following statement true (T) or false (F)