Polls taken from small samples of those communities are used by public opinion researchers to estimate the opinions of huge populations.
One of the expressions used most often in American politics is "public opinion." Public opinion, at its most basic level, encapsulates the general inclinations of the populace on issues of politics and government.
Depending on how "the public" is defined and who is assumed to have the most weight—individuals, groups, or elites—the word has multiple meanings.
Opinion leaders now include those in politics, polling, policy, activism, and journalism who mold, produce, and interpret public opinion.
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