It has been rumored that campus parking enforcement officers receive a $10 bonus for every twenty tickets they write. An unnamed campus parking administrator has remarked off the record, "This ____ schedule of reinforcement keeps our officers diligent and busy."?
a. ?variable-ratio
b. ?fixed-ratio
c. ?variable-interval
d. ?fixed-interval
ANSWER:
b
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Donald is seventy years old. For the past few years, he has developed a memory loss that is getting worse, and his personality has become very erratic. His doctors say he has Alzheimer's disease, but you aren't sure. What finding should most convince you that the doctors are right??
a. ?A loss of GABA neurons in Donald's brain b. ?An absence of myelin in Donald's brain c. ? A loss of acetylcholine neurons in Donald's brain d. ?Below-normal levels of norepinephrine in Donald's brain
Marcia just spent half an hour playing a violent video game, while her friend, Janet, flipped through a teen magazine. When they turn on the TV, they see a news clip of rioters attacking women and children with machetes and clubs. Based on research, it is
A) Marcia is less affected by the real-life violence than Janet. B) Marcia and Janet are equally alarmed and disturbed by the violence. C) Marcia is more affected by the real-life violence than Janet. D) Neither Marcia nor Janet is disturbed by the news clip.
Achmed and Giorgio enjoy each other's company, trust one another to act in each other's best interest, and act themselves around one another. They are
A) brothers. B) acquaintances. C) peers. D) friends.
The body's biological clock is located in the:
A. pituitary gland. B. pineal gland. C. thalamus. D. hypothalamus.