American political parties are decentralized and only loosely organized

________, the fastest growing ethnic group in the United States, are currently prompting change in the media environment

A) ?Latinos B) ?Asians C) ?African Americans D) ?Eastern Europeans E) Native Americans

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

1. A paired t-test violates the assumption of homogeneity. 2. The one-sample t-test tests whether the mean of a single variable is different from a prespecified value (norm). 3. The Mann–Whitney and Wilcoxon tests are equivalent. 4. The Mann–Whitney and Wilcoxon tests assign ranks to the testing variable and test whether the sums of ranks differ between the two categories. 5. The signed rank test is an independent samples test that examines differences of mean ranks to evaluate whether two samples come from the same population.