If one group in a study learns about and is affected by the treatment given to another group, what threat to internal validity has occurred?
a) History
b) Experimenter effects
c) Selection
d) Diffusion of treatment
D
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A stomachache may be considered serious when it:
a. comes and goes b. disrupts a child's activity c. affects a child's appetite d. causes gas or diarrhea
The AAP Committee on Bioethics (2013) recommends that genetic testing should ______.
a. be motivated by the best interests of the child b. be motivated by the interests of the parent c. be carried out by a professional genetic counselor d. A and C
Qualitative changes in development are more difficult to measure
Indicate whether the statement is true or false
Which of the following is not a mandated element of an IEP?
A. modifications of content B. accommodations to be made in the regular classroom C. educational goals D. enrichment plan for gifted students