Which of the following is a reserved power of the states?
a. admitting new states
b. coining money
c. exercise of police powers to protect the public welfare
d. levying interstate commerce taxes
c
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Answer the following statement(s) true (T) or false (F)
1. A contingency table with no discordant pairs has a gamma value of 1. 2. A gamma value of 0.065* indicates a very weak direct relationship. 3. When using tau to measure an association, tau-b is used if the table is not square, while tau-c is reported for square tables. 4. In calculating Lambda you predict the independent variable without knowing the dependent variable. 5. A variable’s level of measurement is not the only factor that determines the measure of substantive significance.
If it is not feasible to use a blind technique throughout the whole experiment, the alternative is the
a. double-blind technique. b. partial revelation technique. c. selective information technique. d. partial blind technique.
What standards should be applied to determine which or two theories is better?
a. The better theory does a superior job of accounting for the facts and does not add new unexplained things. b. The better theory is less biased. c. The better theory is tested on difficult cases. d. a, b, and c are correct.
When should pollsters be concerned about a "spiral of silence"?
a. when officials interpret polling results without regard to sampling error b. when respondents appear to have opinions on an issue but in fact do not c. when respondents feel pressure to accept the viewpoint of the majority d. when officials commission their own polls rather than rely on independent polling organizations