The correct answer is validity.
Validity refers to the ability of a test or study to actually to measure what <span>researchers think it measures</span> or what it is designed to measure. For instance, if a test or study aims to measure a population sample's blood alcohol level, but ends up measuring blood sugar levels instead, it lacks validity, because it did not measure what it set out to measure.
Answer:
Many powers belonging to the federal government are shared by state governments. Such powers are called concurrent powers. These include the power to tax, spend, and borrow money. State governments operate their own judicial systems, charter corporations, provide public education, and regulate property rights.
Explanation:
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The answer is D
Comparative advantage refers to the ability to produce goods and services at a lower opportunity cost, not necessarily at a greater volume or quality.
Answer:
Conspiracy theories have played an important role in human history. During times of international war politicians and military leaders on both sides of a conflict will suspect that their opponents are engaged in several conspiracies. They will thus scrutinize their enemies’ actions and rhetoric carefully.
Explanation: hope this helps
