Approximately every ___ years, the average IQ scores in the human population rise 9-15 points

Suppose that you are trying to decide whether to take a course from Professor Jones or Professor Smith. Your friends have made many positive comments about both professors

You decide to take a course with Professor Jones, because today you heard more praise about Professor Jones. You are using a. the availability heuristic. b. the anchoring and adjustment heuristic. c. the representativeness heuristic. d. the recognition heuristic.

Research on attractiveness and helping indicates that

a. we are more likely to help attractive people than unattractive people. b. attractive people are less likely to be helped because of jealousy. c. we are less likely to help attractive people because we assume they will reject us. d. attractive people rarely ask for help and are thus helped less.