One way politicians obtain sophisticated statistical information on the electorate is through __________
Fill in the blanks with correct word
data mining
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Rafael believes that if the popular contender is somehow prevented from getting more than 50 percent of the votes, he can gain a party nomination. Which of the following statements strengthens his view?
a. The procedure for primary elections is changed to declare a winner if a plurality of the votes is won. b. Recent party rules limit the number of candidates for a post to three. c. The minimum separation of nine weeks between the primary and the runoff can impact the outcome. d. A new act passed in the United States disallows Americans abroad from participating in state primaries.
What is the major advantage of within-subjects designs over between-subjects design?
A) They rule out confounding variables. B) They require less time from each participant. C) They are more sensitive. D) They are better tests of causality.
The Patient Protection and Affordable Health Care Act
a. sets up a single payer national health care system – such as that in Canada. b. was found unconstitutional by the Supreme Court. c. required states to provide government healthcare. d. requires all individuals to purchase health insurance.
Explain the logic and components of regression analysis. What is the purpose of the correlation coefficient? A scatterplot?
What will be an ideal response?