Research suggests that as individuals increase physical activity, self-reported levels of depression decrease. However, there are also many other variables that contribute to the manifestation of depressive symptoms.
Thus, you would expect which of the following correlation coefficients to reflect the activity/depression relation?
a) r = -0
b) r = 0.1
c) r = -0.9
d) r = 0.7
A
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Lots of cash in hand always makes Charlie's heart race with excitement, due to the
phenomenon known as: A) positive reinforcement. B) conditioned compensatory response. C) second-order conditioning. D) spontaneous recovery.
Bill spends his summer in the city panhandling. Every day he takes a position on a busy corner and accosts passersby saying, "Can you spare some change?" Most people ignore him, but every now and then someone gives him money. Bill's reinforcement schedule is best described as a _________
a. fixed ratio schedule b. variable ratio schedule c. fixed interval schedule d. variable interval schedule
When a behavior is followed by negative reinforcement, the behavior is likely to
a. extinguish. c. decrease. b. be suppressed. d. increase.
Professor Gonzalez always gives students in her Tests and Measurements class a test that measures their knowledge of statistics on the first day of class. What type of assessment is she conducting?
a. Diagnostic assessment b. Formative assessment c. Placement assessment d. Summative assessment