The amplitude of a sound wave is related to our perception of _______________

On fixed schedules of reinforcement, once the pause following reinforcement has ended,

a. responding resumes but is very slow. b. responding resumes and is uniform. c. responding is sporadic until the next reinforcer is produced. d. a certain amount of time must pass before the next reinforcer is produced. e. a certain number of responses must occur before the next reinforcer is produced.

In 1784, a commission chaired by Benjamin Franklin concluded that Mesmer's patients' reactions were due to ________ rather than ________

a) trickery, magnetism b) magnetism, trickery c) magnetism, imagination d) imagination, magnetism