The process of random assignment helps to ensure:
A. good counterbalancing.
B. equivalence.
C. fairness.
D. statistical significance.
Answer: B
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All of these men were diagnosed with exhibitionistic disorder. Whois typical of men with this disorder?
a. Wayne, who maintains complete self-control throughout his episodes of exposing himself b. Lars, who is 49 and is sexually aroused only by pictures of women in the nude c. Jim, who is 24 years old and likes pornography d. Arnold, who is 53 years old and unmarried
The extent to which results can be generalized to the whole population is
a. content validity. b. external validity. c. internal validity. d. professional validity.
If uncoiled, the epididymis would be about ____
a. 10 feet in length c. 30 feet in length b. 20 feet in length d. 40 feet in length
Which of the following groups of children tends to rate their ability very high, often underestimates task difficulty, and holds positive expectancies of success?
A) preschoolers B) elementary school children C) middle schoolers D) adolescents