Refer to Exhibit 20-2. A researcher who wanted to know about the effectiveness of phonics instruction on learning to read asked a group of teachers their opinions

a. The problem lacks practical or theoretical significance.
b. The hypothesis or question is too broadly stated.
c. The procedures are lacking in detail.
d. Relevant variables are not considered.
e. The design is not appropriate for answering the research question.


ANS: E

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In one sentence, what is the rationale for using a mastery-teaching approach?

What will be an ideal response?

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Which level of questioning provides students opportunities to use knowledge and engage in critical and creative thinking?

a. Recall-level b. Knowledge-level c. Higher-level d. Lower-level

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Amber recently read a research report that described a study that investigated the

benefits of a mnemonic strategy for special education learners. She would like to replicate the study but there was little information about the mnemonic strategy included. This lack of information illustrates a concern with the ____________ section of the report? a. introduction b. discussion c. results d. method

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The region of null hypothesis rejection for a hypothesis test consists of:

a. outcomes that have a very low probability if the null hypothesis is true b. outcomes that have a very high probability if the null hypothesis is true c. outcomes that have a very low probability whether or not the null hypothesis is true d. outcomes that have a very high probability whether or not the null hypothesis is true

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