Which of the following represents a perfect correlation?
A. ?.01 or +.01
B. ?1.0 or +1.0
C. ?10.0 or +10.0
D. ?100 or +100
Answer: B
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According to Erikson's view of adult development, despair comes from
a. remaining aloof from others. b. self-absorption. c. the impossible desire to change the past. d. accepting one's life cycle as inevitable.
Dr. Critell is studying aggression in children and plans to define aggression as the number of times one child pushes or strikes another child. Defining aggression in this way would
a. be an example of a hypothesis. b. violate ethical guidelines for psychological research. c. represent an operational definition. d. require a double-blind research design.
The larger the sample, the more we can trust the sample ___________ to be an estimate of the population ___________
a. mean; mean b. standard error of the mean; standard deviation c. standard error of the mean; variance d. difference; mean
Removal of ____ turns genes off.
A. enzymes B. histones C. esters D. acetyl groups