Which of the following must be present in order to conduct an experiment?
a. cause before effect
b. multiple variables
c. at least one plausible alternative explanation
d. triangulation
a. cause before effect
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Both everyday organizations and social movements thrive on spontaneity, often developing new strategies and tactics swiftly in the quest for change.
Answer the following statement true (T) or false (F)
A results section noted, “Comparisons of desire to swim and parental expectations were made using Wilcoxon rank-sum test.” What type of test was used?
A) Distribution-free test B) Analysis of variance C) Parametric test D) t test for independent means
In the discussion of commercial sports it is noted that commercialization has
A. produced dramatic changes in the basic structure and goals of most sports. B. affected coaches much more than it has affected athletes. C. eliminated much of the excitement associated with sports. D. changed the orientations of players, coaches, and others in sports.
Among lower income families and those living in rural areas in the United States, which of the following is the most common household structure?
A. a nuclear family B. an extended family C. biracial families D. single-parent families