Choose the term that is described in each of the phrases below. Can reduce sample size and introduce bias into the sample
a. random assignment
b. randomized matching
c. homogeneous selection
d. analysis of covariance
e. use of subjects as their own controls
B
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Play in nature can only take place in rural programs or programs with access to a park
a. True b. False
The research on the association between television viewing and obesity has found that
A. there is no consistent relationship between television viewing and a child's weight. B. the more time children spend watching television, the less time they have for physical activity. C. the relationship holds for younger children but not for adolescents. D. this relationship only holds for a small number of overweight children who watch extraordinary amounts of television.
Identify the graphing technique primarily used by single-subject researchers to present their data.
A. line graphs B. boxplots C. frequency polygons D. scatterplots
What does Title IX prohibit (in federally assisted education programs)?
a. Discrimination based on race. b. Discrimination based on ethnicity. c. Discrimination based on sex. d. Discrimination based on disability. e. None of the above.