Sonia and Kyle are hired for the summer as research assistants in a developmental psychology laboratory. Hours of videotapes depict mother-child interactions and it is Sonia and Kyle's job to code the tapes such that the number of times the child received positive feedback from the mother is recorded. They were each given 25 tapes to code and when they finished, they switch tapes so that each of the 50 tapes had been coded twice, once by each of them. In this way, the researchers could test:
A. consistency of the measurement
B. internal consistency
C. test-retest reliability
D. the tests validity
A. consistency of the measurement
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How did the arrival of the medical model of sexuality at the end of the 19th century impact views of sexuality in the United States? a. Physicians advocated for self-restraint and abstention from masturbation
b. Physicians encouraged divorce for unhappy marriages. c. Physicians urged men and women to masturbate to relieve sexual tensions. d. Physicians viewed sexual passion as normal and healthy, especially for women.
In a 3 X 2 factorial experiment, how many cells are there?
a. 3 c. 5 b. 2 d. 6
What do adoption studies reveal about the effects of heredity and environment on IQ?
What will be an ideal response?
Research on giving vitamin supplements to young children has found that these supplements ________
a. may improve the IQ scores of malnourished and well-fed children b. may improve the IQ scores of malnourished children, but not of children who are not experiencing malnutrition c. have no effect on the IQ's of the children who take them d. may improve the IQ scores of well-fed children, but not children who are malnourished