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Mathematics, 29.07.2020 01:01 Werkrat2756

A researcher studying public opinion of proposed Social Security changes and asks a random sample of adult Americans whether or not they support the proposed changes. To say that the distribution of the sample proportion of adults who respond yes, is approximately normal, how many adult Americans does the researcher need to sample in the following cases (a) if 37% of all adult Americans support the changes?
(b) 25% of all adults Americans support the changes?

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A researcher studying public opinion of proposed Social Security changes and asks a random sample of...

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