When do you use tests of planned comparisons rather than post hoc comparisons in data analysis?
What will be an ideal response?
Planned comparisons are appropriate when you know in advance which groups you want to test for significant differences. Post hoc comparisons are relevant when you examine your data after an experiment, then decide which groups to compare.
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How did Texans react to the Sharpstown Scandal of the early 1970s?
a. They replaced all the top executive officials in an election. b. They boycotted state elections in 1973 and went on strike for 2 weeks. c. They sponsored a court case to the U.S. Supreme Court against the Governor. d. They replaced almost half of the members of the 1973 legislature.
Political action committees and advocacy groups are set up to
a. explicitly support a particular party subset or a candidate. b. issue "report cards" that assign grades to members based on certain votes. c. advocate for particular legislation. d. focus on one policy or issue.
Which of the following is NOT an important group of descriptive statistics?
A) Frequency distributions B) Graphical representation of data C) Summary statistics D) Tests for mean differences
Which of the following best reflects the Republican reaction to the Affordable Care Act?
a. Republicans have called for the repeal of the Affordable Care Act. b. Republicans have called for modest improvements to the Affordable Care Act. c. Republicans have been trying to replace the Affordable Care Act with a single-payer system. d. Republicans were initially against the Affordable Care Act but now support it.