Studies indicate that participants a. tend to integrate base-rate information with diagnostic information. b. overutilize base-rate information even if other compelling information is presented. c. make sensible use of base-rate information if no other information is available.

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.