Analysis of variance is designed to compare simultaneously
a. all sample ranges
b. all sample medians
c. some sample means
d. all sample means
d
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If you could see all random error in a distribution, it would ____
a. have a variance equal to the mean b. sum to zero c. shift the mean in a positive direction d. be greater than the population variance
Informed consent of human subjects
a. is not always possible to obtain in field research. b. is of little concern to psychologists. c. is particularly important in correlational studies. d. is not an important consideration in field research.
According to Bandura, human behavior results from:
a. internal, conflicting forces b. control from the environment, i.e., reinforcement and punishment c. interactions between behaviors and the conditions that control the behaviors d. cognitive factors only
Algorithms are usually time-consuming whereas ________ provide a more rapid solution, when they work
a. anagrams c. searches b. formulas d. heuristics