Answer the following statement(s) true (T) or false (F)

1. Analysis of variance is used to test the equality of means across three or more categories.
2. The global F-test tests whether all groups have significantly different means.
3. A post hoc test tests all possible pairs of mean differences.
4. Tukey, Bonferroni, and Scheffe are the names of three popular t-tests.
5. Analysis of variance is not appropriate for testing the statistical significance of continuous ordinal variable relationships.

1.true
2.false
3.true
4.false
5.false

Political Science

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Dr. Van Offer is considering a research study of lung cancer caused by smoking. What population parameter would he most likely look for in the entire population?

A) people who are obese and have lung cancer B) people who are smokers and have lung cancer C) diabetics who have lung cancer D) people with tooth decay and lung cancer

Political Science

Which statement best summarizes Madison's view of federalism?

A) ?He was a consistent supporter of the notion of a supreme national government. B) ?He was a consistent supporter of the notion of the supremacy of state governments. C) ?He was first an ardent supporter of national supremacy, then of states' rights. D) ?He was first an ardent supporter of states' rights, then of national supremacy. E) ?He assumed the national government would be supreme except in times of war.

Political Science