A textbook company is interested in determining how reliable a math test is. Two different forms of the test are developed and given two weeks apart. The reliability coefficient between the two forms is .88 . What estimate of reliability was used?
a) Stability
b) Equivalence
c) Internal consistency
d) Equivalence and stability
D
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Vygotsky and Piaget are similar in that
A. They saw play developing in stages B. They saw play as a way of learning social rules in preschool C. They saw play as a zone of proximal development D. All of the above
Parents who participate at the decision making level might help a school by
A) serving on a committee that hires school staff. B) selling tickets for a fund raiser. C) helping teachers post artwork in the hallways before an art show. D) volunteering to spread a new load of woodchips on the playground.
The process by which green plants make their own simple sugars by using carbon dioxide from the air and water from the soil in the presence of sunlight is called ________________
Fill in the blank(s) with the appropriate word(s).
For his study, David collects the ACT scores from juniors at all high schools in his state to determine the average scores of students by eligibility for free or reduced price lunch. What type of research is David performing?
a. Explanatory research b. Descriptive research c. Improvement-oriented research d. Predictive research