Selecting study participants because they are very similar in attitudes, experiences, or other characteristics is known as

a. Homogenous sampling.
b. Network sampling.
c. Comprehensive sampling.
d. Critical case sampling


A

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Concepts can be characterized as

a. ?the building blocks of knowledge. b. ?thoughts that are incomplete until adulthood. c. ?ideas that young children do not yet have. d. ?basic to math but not to science.

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A child who has a BMI above the 85th percentile at 24, 36, or 54 months is ______ times more likely to be overweight at age 12 than a child with a normal BMI.

a. 3× b. 4× c. 5× d. 6×

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Which poses the most difficulty for most children with learning disabilities?

A) reading B) spelling C) handwriting D) math

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Match the following terms and descriptions.

A. Instrumentation threat B. Mortality threat C. History threat D. Subject characteristics threats E. Location threat

Education