Disproportionate stratified random sampling:
a. Produces stratified samples that are not random
b. Helps increase the ability of the researcher to make meaningful statistical comparisons between groups, especially when one of the groups is relatively small in the population
c. Is easier to do than proportionate random sampling
d. Involves more cluster units
Ans: b
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Fill in the blank(s) with the appropriate word(s).
In September, the first grade students in Mike Flyer's class often wrote notes with invented spelling. His principal correctly advised him to
a) focus on the message rather than spelling errors. b) correct spelling errors immediately to give children a correct model. c) circle misspellings with a red pen. d) give each child a thesaurus.
Which statement is not a goal of the Common Core State Standards?
A. To specify a set of grade-by-grade expectations for literacy and mathematics. B. To encourage states to create standards to meet the unique needs for their students. C. To inform teachers and administrators about the importance of the ability to read complex texts. D. To promote high expectations for all students.
Order effects in research are best controlled via:
A) counterbalancing B) partialing C) matching D) blinding