Manipulating the levels of an independent variable absolves the researcher of any ethical responsibility.
Answer the following statement true (T) or false (F)
False
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What does the "half-age-plus-seven rule" indicate?
a. Research indicates best outcomes when a person dates someone who is half their age plus seven years b. This "rule" indicates a person should not date someone under half their age plus seven years c. This "rule" indicates that couples tend to stay together longer when there is a larger gap between their ages. d. Research indicates that couples who have at least a difference of half their age plus seven indicate higher levels of sexual satisfaction in their relationships.
Most developmentalists today believe that gender differences are __________ Maccoby and Jacklin (1974) suggested
a. significantly less extensive than c. as extensive as b. slightly less extensive than d. more extensive than
Health-care services are provided to older adults in the United States by a government program called:
a. Medicare b. Medicaid c. Social Security d. Government Funded Health Assistance for Adults (GFHAA)
An interaction of selection and treatment is a threat to
a) external validity b) internal validity. c) reliability. d) power.