A weakness of simple random sampling is that it ______.

A. uses various ideologies
B. does not guarantee subgroup representation
C. depicts little richness and details of the setting
D. focuses on centralized research


Ans: B

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Two tests were given to students in the eighth grade. Test A contained 75 items and was given to eighth-grade students who were of mixed abilities. Test B contained 20 items and was given to eighth-grade honors students. Which test is likely to have a higher reliability coefficient and why?

a) Test A, because the test was longer and was administered to a heterogeneous group of participants. b) Test A, because it was given before Test B and might have influenced the scores on Test B. c) Test B, because the test was short and reliability would not have been affected by student fatigue. d) Test B, because the test was taken by a group of students who would perform well on the test.

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What is a potential problem with both anecdotal reports and the ABC descriptive analysis?

a. The information is not sufficiently clear for functional assessment purposes. b. Someone other than the teacher or paraprofessional should do the observation. c. It takes too much time to complete them. d. All of the above

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Educational options in the pathways model are relatively unaffected by NCLB requirements

Indicate whether the statement is true or false.

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How long does the text recommend you read before you take a short break and then continue reading?

a. ten minutes b. thirty minutes c. one hour d. two hours e. three hours

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