Even though students are not randomly assigned to the classes, this study would probably have quite good internal validity because:
a. calculus instruction is not likely to be affected much by the text.
b. students would likely be quite homogeneous in math ability across the classes.
c. intact classes are used in a natural, educational setting.
d. a common, final exam is used.
b
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A QRS is a
A) Question and Response System. B) Quality Rating System. C) Quick Response System. D) Quality Reassurance Source. E) Question Rotation System.
Listening, viewing, and reading are ____________.
A. expressive phases of language B. receptive phases of language C. completely unrelated D. None of these.
Describe the ways in which you have demonstrated intellectual curiosity in the last week or so. Are you satisfied with the extent to which you have done so?
What will be an ideal response?
Although children may be taught safety rules, adults must continue to___________ their play
Fill in the blank(s) with correct word