Which of the following statistics is most important in the calculation of test validity and reliability?

a. Standard error of estimate
b. Coefficient of correlation
c. Median
d. Percentile
e. Standard deviation


B

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Reading challenges can be caused by _____.

A. physical factors B. psychological factors C. physical and psychological factors D. none of these is correct

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Of the minority population, which is the most undereducated group in America?

a. African American b. Hispanic c. Native American d. Asian American

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Which of the following is not a step in establishing effective procedures, according to the Wongs?

a) poor student behavior and undesirable work habits. b) identifying routines. c) breaking procedures into steps. d) direct teaching.

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Which of the following sample components is Harley et al. (2009) involved in?

a. Convenience sampling b. Criterion sampling c. Deviant sampling d. Opportunistic sampling e. Random purposeful sampling

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