Dr. Ep has found that no matter how students score on the first midterm, all the students in her class tend to score between 75% and 80% on the final exam. This suggests that:
a. there is a relatively strong positive correlation between the scores on the first midterm and the scores on the final exam
b. there is a relatively strong negative correlation between the scores on the final exam and the scores on the first midterm
c. the scores on the final exam and the first midterm are not very highly correlated
d. Dr. Ep should change the final exam so it is more fair to students who are not doing well in the course
C
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When a parent gives into a child’s tantrum in order to stop the child’s tantrum behavior, this leads to a greater likelihood that when the child throws a tantrum in the future, the parent will give in again. This change in the parent’s behavior is an example of ____
a. ?negative reinforcement? b. ?positive reinforcement c. ?negative punishment d. ?positive punishment
What is a polygraph?
a. The best-known physiological measure associated with evaluating truthfulness b. The graph that shows the plots of multiple personality assessments for one test taker c. A valid measure of truthfulness and honesty used for choosing job applicants for hire d. A valid neuropsychological measure of truthfulness and honesty
Myasthenia gravis can be caused by which of the following?
a. Damage to dopamine-containing cells in the substantia nigra b. Loss of acetylcholine receptors on muscles c. Loss of cell bodies in the striatum d. Damage to the myelin sheath that covers axons in the spinal cord
A hamster, when put in constant darkness for several weeks, will consistently display activity that fits a 23-hour day. This rhythm that the hamster is displaying is a(n):
A. endogenous rhythm. B. entrained rhythm. C. exogenous rhythm. D. external rhythm.