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Confidence interval for mean difference in government waste

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Reference no: EM131967091

In a gallup poll, 513 nataional adults 18 yearss or older who considered themselves to be Republican were asked, "Of every tax dollar that goes to the federal government in Washingon, D.C.. how many cents of each dollar are wasted?" The mean was found to be 54 cents with a standard deviation of 2.9 cents. The same question was asked of 513 national adults aged 18 years or older who consider themselves Democarat. The mean wasted was found to be 41 cents with a standard deviation of 2.6 cents. Construct a 95% confidence interval for (the mean difference in government waste.

Reference no: EM131967091

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