Mathematics, 22.03.2021 23:50, zulaykaalex

A simple random sample of 60 households in the city of Greenville (call this city 1) is taken. In the sample, there are 45 households that decorate their houses with lights for the holidays. A simple random sample of 50 households is also taken from the neighboring town of Brownsburg (call this city 2). In the sample, there are 40 households that decorate their houses. We wish to estimate the difference in proportions of households that decorate their houses with lights for the holidays with a 95% confidence interval.

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A simple random sample of 60 households in the city of Greenville (call this city 1) is taken. In th...