In the early 1940s, the pressing need of the _____ for more research on attention, memory, and decision making was an early impetus behind the movement away from behaviourism.

Professor Todd decides to test her hypothesis that eating chocolate prior to exams increases students' test scores. She randomly assigns students to two groups at the beginning of the semester

One group receives a bar of chocolate before each test, while the other group receives another type of candy. She compares their scores at the end of the year, and finds that the students who ate the chocolate scored an average of ten points higher on their exams. What is the dependent variable in this experiment? A) Students' test scores B) Chocolate bars C) The students themselves D) The professor

Each of the following is a warning sign of potential violence in a youth EXCEPT ______

a. lack of social connection b. cruelty toward other children and animals c. overt expression of emotions d. coming from a family with a history of criminal violence