Discuss confidence interval. What does it mean statistically?
What will be an ideal response?
Confidence interval is a zone above and below the estimate from a sample within which a population parameter is likely to be. Confidence refers to the probability that the
population parameter falls within the interval.
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A shortcoming in the use of stratification would be:
A. Stratifying data by more than two or three control variables makes the results difficult to interpret B. It may produce imprecise results C. Stratifying generates little data from numerous subgroups D. All of the above
Due to the compromises between Federalists and Anti-Federalists, the shape of American federalism has
A) remained fairly constant. D) been generally agreed upon by everyone. B) fluctuated over time. E) was constant until the Civil War. C) remained well defined since the 1790s.
Which of the following was the slogan of the Texas Grange going into the 1875 Constitutional Convention?
A) "Retrenchment and reform" B) "Onward to the Future" C) "Reconstruction or die" D) "Republicanism for victory"
What town did federal troops occupy in 1957 in order to enforce the court-ordered integration of schools?
a. Montgomery, Alabama b. Little Rock, Arkansas c. Washington, D.C. d. Birmingham, Alabama -