Which of the following best defines a measurement theory?
a.) an explanation of the choice of measurement level
b.) a statement of why chosen indicators are related to concepts in a study
c.) a statement of all possible hypotheses
d.) the elimination of two or more measurement levels
B
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Which of the following was NOT mentioned in the textbook as an important reference work helpful in locating relevant research?
A) PsycINFO B) Medline C) Encyclopedia Britannica D) Social Sciences Citation Index
The three broad types of economic systems include a market economy, a mixed economy and a(n) _____ economy.
What will be an ideal response?
In an experiment, the independent variable
A) must be measured at least twice. B) is observed rather than manipulated. C) must vary across conditions. D) needs to be held constant across conditions.
The speaker of the House is formally selected in which of the following ways?
A) The speaker is appointed by the president, subject to confirmation in the Senate. B) The speaker is the vice president of the United States and attains the seat by constitutional decree. C) The speaker is elected by the House of Representatives. D) The speaker is automatically appointed based solely on seniority. E) The speaker is elected by the opposing party.