1. What did Tolman mean by the expression intervening variable? 2. Briefly describe some of the applied interests of the psychologists covered in this chapter. 3. Contrast Skinner and Hull with...

1. What did Tolman mean by the expression intervening variable?

2. Briefly describe some of the applied interests of the psychologists covered in this chapter.

3. Contrast Skinner and Hull with respect to their views on the role of theory in science.