Does the pew result provide strong evidence

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Reference no: EM131421741

A survey by the Pew Research Center for the People & the Press, conducted January 10 - 15, 2007 among 1708 Americans, found 55% saying that global warming is a problem that requires immediate government action. Pew reports that this is a decline from the previously established level of 61% holding this opinion. Pew reports a margin of error of ±3% for this result.

Does the Pew result provide strong evidence that the percentage has decreased? Use the confidence interval to test an appropriate hypothesis, and state your conclusion.

Reference no: EM131421741

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