Identify the major threat to internal validity in the following research studies. Students who had low scores on a reading pretest were chosen for a special instructional program. This group showed significant gains on a reading achievement test administered after a period of four months
a. Regression
b. Diffusion
c. Mortality
d. Selection
e. History
A
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Provide at least two examples of each of the following: academic behaviors, language behaviors, work or daily living behaviors, and self-help behaviors.
What will be an ideal response?
Behavioral interventions are dependent on rules for
a. punishment. b. medication. c. developmentally appropriate practice. d. reinforcement.
Internet2 (I2) is an extremely high-speed network that develops and tests advanced Internet technologies for research, teaching, and learning
a. True b. False
Dunifon found that children of single parents who had _____, had higher reading scores
a. grandparents living in their homes b. contact with a parent figure of the opposite sex c. older siblings d. higher intelligence