The use of psychoactive drugs for non-medicinal purposes
a. is a relatively recent phenomenon, dating back only about 300 years
b. has generally been restricted to Western cultures
c. has been noted to occur in many cultures across many centuries
d. began with the use of caffeine in the Middle East
c
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Discuss the current thinking regarding the "paradoxical effect" of psychostimulant medication on children with ADHD
Answer:
Julie is expected to cut the lawn weekly
Her parents only give her money once in a while after she cuts the lawn. Julie is being conditioned using a _____ schedule of reinforcement. A) continuous B) partial C) variable ratio D) fixed ratio Incorrect. If Julie received money after cutting the lawn a specific number of times in a predictable fashion, this would demonstrate a fixed ratio schedule of reinforcement.