Adiscriminative stimulus is a stimulus that select one: a. provides the organism with a cue that making any of several responses will lead to reinforcement b. leads a person to discriminate against one group of people based on ethnicity or race c. cues the person into which schedule of reinforcement is being used in operant conditioning d. signals the presence of reinforcement.

Which of the following was not a part of the armistice between germany and the allies? a. germany had to agree to the terms of the treaty of brest-litovsk. b. germany had to surrender its entire submarine fleet to the allies. c. kaiser wilhelm ii had to give his throne. d. all german troops had to be withdrawn from the western front.

Which of the following best illustrates the process of the supreme court’s review of a case?

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.