A complete cycle through all sleep stages takes approximately:

According to Burkitt, to become more relevant in contemporary times, psychology should attempt to

a) become more Americanized. b) understand people as social selves rather than as self-contained individuals. c) understand people as self-contained units rather than as social selves. d) see things solely from a female perspective for a change.

Suppose that young children are asked what is most likely to be inside a small dog cage. They say "a dog." When they look inside, they see a chicken. To test the children's theory of mind, what would they likely be asked next?

a. What color is a chicken? b. What do chickens and dogs have in common? c. If your friend came in the room and was asked what was in the dog cage, what would he guess? d. Which would make a better pet, a dog or a chicken?