Why do scientists hold and attend annual or semi-annual professional conferences?
a. to catch up on very recent and/or on-going research
b. to meet each other personally, in order to better judge each other's work
c. to get away from teaching commitments
d. to bypass having to read the literature
A
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The framers of the Constitution advocated separation of powers with checks and balances because they believed that it would provide for an efficient, smooth-working system of government
Indicate whether this statement is true or false.
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.
What role do individual citizens play in elections? How will new technologies likely affect citizens' involvement in elections in the future?
Answer:
What is the largest source of electrical power in the United States?
a. coal b. oil c. natural gas d. nuclear power