If the p-value for an F-test is less than the alpha level chosen in the experimental design phase, you should
A) reject the null hypothesis and conclude that there is a significant difference between groups.
B) reject the null hypothesis and conclude that there is no significant difference between groups.
C) accept the null hypothesis and conclude that there is a significant difference between groups.
D) accept the null hypothesis and conclude that there is no significant difference between groups.
Answer: A
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Which of the following statements is true of the attempt to revise the constitution of Texas in the 1970s?
a. The revised constitution did not meet the approval of the voters. b. The document prepared by the revision commission was rejected by three votes. c. The proposed revisions did not make any changes to the structure of government. d. A constitutional convention was scheduled to prepare the first draft.
The most important reason for the failure of the Texas Republican Party to gain influence and win elections until the last couple of decades was
a. they fielded uniformly weak candidates. b. the bitter memory of the Civil War and Reconstruction. c. the strong influence of African-American voters. d. the fact that their presidential candidates were unpopular. e. the Texas Election Code restricted voter registration to Democrats.
The Court first enforced the supremacy of national law in the American federal system through its decision in the landmark case
a. Brown v. Board of Education. b. Lochner v. New York. c. McCulloch v. Maryland. d. Plessy v. Ferguson. e. Roe v. Wade.
The only place that the Supreme Court hears cases (oral arguments) is in the state capital of Sacramento.
Answer the following statement true (T) or false (F)