Fritz Heider postulated that all behavioral outcomes can be attributed to dispositional forces such as lack of effort or insufficient intelligence

In which type of learning is an antecedent stimulus that does not produce a response linked with a stimulus that does produce the response?

a. classical conditioning b. operant conditioning c. cognitive learning d. instrumental learning

For a 2 ×2 factorial design, which of the following sets of significant results are not possible?

A) one interaction only B) one main effect and one interaction C) two main effects and two interactions D) two main effects and one interaction