A high correlation between scores on the same test administered at two different points in time demonstrates high

In the study by Brechner (1977) of a tragedy of the commons dilemma in the laboratory, under what circumstances were participants most able to use the resource effectively?

A) when they were competing against one another B) when they worked in teams against one another C) when they were able to communicate with each other D) when they did not place high value on the outcome

Research with Skinner's behavior management techniques has generally shown that

A. behaviour management techniques has generally shown that: B. punishment tends to improve learning for people with high levels of anxiety. C. differences in temperament affect the manner in which people respond to behaviour management techniques. D. behaviour management techniques change behaviour only if people are motivated to change. E. behaviour management techniques are typically less effective than hypnosis in treating drug addiction.