A stratified random sample is used when:
A. the researcher wants to apply less effort in the sampling process.
B. the researcher wants to guarantee representativeness on specified variables.
C. the study focuses on smaller groups as samples rather than individual subjects.
D. a large simple random sample becomes a possibility.
Answer: B
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In quantitative research proposals, the problem can be presented in the form of a
a. question. b. statement of purpose. c. Either a or b. d. Neither a nor b.
When an individual's behaviors during subsequent baseline conditions are negatively affected by resentment over having the treatment withdrawn, it is called what?
A. Withdrawal demoralization B. Resentful withdrawal C. Resentful demoralization D. None of the above
Name the components of effective math instruction. Select two of the components and briefly describe a key idea for each as related to students with learning difficulties
What will be an ideal response?
All of the following are advantages to using a computer to facilitate writing EXCEPT:
A) Computers make revising and editing easier. B) Computers provide spell-checking features. C) Computers produce neat copies that enhance readability. D) Computers can assist students in using accurate paragraph and sentence structures.