A researcher's degree of control of an experiment's setting is key to impacting internal and external __________
Fill in the blanks with correct word
validity
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Daniel J. Elazar's argument that the "virtue of the federal system lies in its ability to develop and maintain mechanisms vital to the perpetuation of the unique combination of governmental strength, political flexibility, and individual liberty which has been the central concern of American politics" means that
A. cities and towns can try new things before the rest of the country. B. different states can have different rules for their people. C. state governments can eliminate corruption that the national government cannot. D. different states can regulate their different economies. E. All of these are correct.
What identifies a regressive tax?
A) All taxpayers pay taxes at the same rate, regardless of income. B) Taxpayers with lower incomes pay a higher percentage of their incomes in taxes. C) Taxpayers with lower incomes pay a lower percentage of their incomes in taxes. D) Taxpayers who own property pay taxes at lower percentage rates than taxpayers who do not, regardless of income. E) All taxpayers pay taxes at a set percentage, which goes down every year, regardless of income.
Which of the following is not protected by the First Amendment?
a. "fighting words" b. hateful speech c. speech likely to arouse anger d. general speech advocating the use of force against the government
The fact that 43 percent of people filing income tax returns in 2013 paid no income tax at all is partly explained by the fact that the income tax is __________
a. regressive b. progressive c. proportional d. flat