In an experiment, Professor Daley manipulates the ________ variable and then looks for an effect of that manipulation by measuring the ________ variable.
A. experimental; control
B. independent; dependent
C. control; experimental
D. dependent; independent
Answer: B
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Michael sleeps every night with a loud and somewhat disruptive machine that uses a mask to regulate airflow into his lungs. His wife has grown used to the inconvenient noises made by this machine, but she often thinks about moving into the guest bedroom for sleep time. Which diagnosis might Michael have received?
a. ?sleep apnea b. ?somnambulism c. ?narcolepsy d. ?insomnia
How common is premenstrual syndrome, or "PMS"? What are the major findings from research on hormones and mood?
What will be an ideal response?
Which of the following statements is descriptive?
a. The average weight of students in the statistics class is 143 pounds. b. The USDA has tested 12% of the corn crop and believes that the total corn crop will be unaffected by last year's drought. c. On the basis of incoming freshmen SAT scores, I think that next year's class will have a GPA of 2.48. d. On the basis of a survey of 15% of the student body, I think that the students, in general, would prefer fewer potato dishes served in the cafeteria.
Cognitive neuroscientists focus on:
a. the biological foundations of consciousness, perception, memory, and language. b. processes such as attachment and attitudes. c. the nervous system's involvement in emotion, motivation, and stress. d. the anatomical structure of the brain.