A fixed-interval schedule of reinforcement is a schedule
A. in which reinforcement is given only after a specific number of responses are made.
B. in which reinforcement occurs after a varying number of responses rather than after a fixed number.
C. in which the time between reinforcements varies around some average rather than being constant.
D. that provides reinforcement for a response only if an unvarying time period has elapsed, making overall rates of response relatively low.
Answer: D
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Two amendments were added to the APA code of ethics in 2010. These amendments emphasize that
A. psychologists cannot use ethical standards from the code to justify or defend the violation of human rights. B. psychologists must provide both digital and paper copies of informed consent documents to cybertherapy patients. C. the APA code of ethics is to be followed even when it conflicts with local, state, or federal law. D. clinical psychologists must obtain a post-doctoral degree in psychopharmacology in order to receive prescription privileges.
Midlife parents are most likely to have children who are in ____
a. early childhood b. middle childhood c. adolescence d. emerging adulthood
Which of the following is NOT a type of memory in adaptive control of thought?
A) Constructive B) Working C) Declarative D) Productive
Anorexia nervosa in humans usually begins when a person:
A) ?enrolls in a customized weight-loss program. B) ?eats several small meals per day. C) ?has only few opportunities to exercise. D) ?deliberately undertakes a diet to lose weight.