Imagine an experiment wherein participants were told of a previously unknown tribe living on a Pacific island. Only one member of this tribe had been observed so far, and he was found to be obese. When asked how likely it was that all members of the tribe were obese, participants were unwilling to extrapolate this information. This shows that participants
a.
were using the representative heuristic.
b.
had prior beliefs about these islanders.
c.
are sometimes sensitive to the sample size and can take this into account when making a judgment.
d.
are unwilling to make a judgment, as they are wary of making an error.

Read the paragraph below and answer the question that follows. "andy was asked to speak in a school assembly about a fundraising opportunity for a fellow student who had recently been diagnosed with leukemia. andy's stomach hurt and his hands were cold. "steady man," he thought. "you can do this. it's for tim. he needs our ." andy could picture the students wanting to get involved. it occurred to him now that he wasn't just giving a speech. he had something worthwhile to say. which strategies did andy use to reduce his apprehension? select all that apply." be prepared. use muscle relaxation techniques. get experience. think positively. focus on communicating to the audience.