You are watching as a participant attempts to control the roll of the dice with his mind. This purported ability involving "mind over matter" is called

Research on problem isomorphs has demonstrated that

a. in general, novices are better than experts in identifying problem isomorphs. b. problem solving often requires peeling away the superficial features of a problem, in order to discover problem isomorphs. c. most problem solvers can easily detect problem isomorphs. d. unsituated learning produces a greater number of correct solutions than does situated learning.

Matthew is about mid-way through puberty. In tears, he tells his camp counselor that he won't go swimming without his shirt because his breasts are enlarged. Which of the following is the best advice for Matthew?

a. "All boys experience enlargement of the breasts during puberty." b. "One out of four boys experience breast enlargement, which goes away in about a year." c. "About half of all boys experience breast enlargement, which goes away in about a year." d. "One out of a hundred boys experience breast enlargement, which goes away during adulthood."