Which of the following best describes REM sleep?
a. The deepest level of sleep
b. A state of light sleep with thought-like dreams
c. Dream sleep accompanied by increased muscle activity d. State of resting quietly with the eyes closed
e. Sleep in which the brain becomes more active but muscle activity is blocked
e
You might also like to view...
Eysenck's early study of the effectiveness of psychotherapy showed that
a. humanistic therapy was more effective than cognitive-behavior therapy. b. psychoanalysis was the least effective of the therapies that he studied. c. rational-emotive therapy was the most effective of the cognitive-behavior therapies. d. none of the therapies studied were especiallyeffective compared to custodial treatment by itself. e. all of the different therapies were equally effective.
When a researcher assigns participants to either an
experimental or a control group based on their last names, systematic differences between groups are created before the experiment even begins. This is a confounding variable referred to as _____ a) observer bias. b) participant bias. c) selection bias. d) assignment bias.