A selection-maturation interaction occurs in an experiment if the research participants

a. are not randomly selected and the experiment lasts more than one year.
b. are not randomly assigned to the experimental and control groups.
c. in the experimental and control groups are at different developmental levels.
d. are at a higher developmental level than the population for which the experimental intervention was designed.


c

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Refer to Exhibit 2-1. Effect of questioning techniques on student's learning

a. survey b. historical c. ex post facto d. experimental e. qualitative

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Norm-referenced achievement tests rank individuals in order of their achievement

Indicate whether the statement is true or false

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The author's ________ also sets the tone of the book or the author's attitude toward both the book and the intended readers

Fill in the blank(s) with correct word

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According to the IDEA 2004, a statement of needed transition services is required for stu-dents age 16 and over, who have:

A. Severe disabilities and those on 504 plans B. Economic disadvantages C. Barriers to independent living and employment D. An IEP

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