What is the easiest way to increase power?
a. redesign the study
b. decrease the error variance
c. use different statistical tests
d. increase the sample size
D
Psychology
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Which is most costly to society?
disability mortality morbidity vitality
Psychology
At least two individuals have intentionally gone without sleep for over 200 hours. What did they experience as a result of their lengthy periods of sleep deprivation?
a) They had no serious long-term consequences. b) They suffered schizophrenic-like episodes for a year. c) They slept for over 48 hours immediately afterward. d) They experienced severe headaches and convulsions.
Psychology