People have about ________ periods of REM sleep each night, and these periods ________ in length with each sleep cycle
a. four to six; decrease
b. four to six; increase
c. ten; decrease
d. ten; increase
Answer: b. four to six; increase
You might also like to view...
How does the presence of other people alter performance?
a. ?It causes the extinction of the performance of a simple task and facilitates that of a complex task. b. ?It causes the extinction of the performance of a complex task and facilitates that of a simple task. c. ?It enhances the performance of a simple task but hinders that of a complex task. d. ?It enhances the performance of a complex task but hinders that of a simple task.
The portion of the mind that contains the experiences of a person that he/she is not aware of is called the __________.
A. trait perspective B. temperament C. unconscious D. character E. super ego
If you square the correlational coefficient, you will get a number telling the
a. percent of variance accounted for by the correlation. b. standard deviations accounted for by the correlation. c. statistical significance of the measure. d. amount of causation between the two variables.
What percentage of adolescents in the United States and Canada hold at least one part-time job by the end of high school?
a. 80% b. 60% c. 40% d. 20%