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From the data smoking data.xIsx 4 , calculate a 95% confidence interval for the proportion of FORMER smokers that have lung cancer. We are 95%

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From the data smoking data.xIsx 4 , calculate a 95% confidence interval for the proportion of FORMER smokers that have lung cancer. We are 95% confident that the population proportion lies in the interval O 0.062 to 0.080 O 0.453 to 0.466 O 0.630 to 0.648 O 0.372 to 0.392Lung Cancer Smoking Statu: No Yes Total Never 2,883 220 3,103 Former 5,647 3,496 9,143 Current 3,829 6,784 10,613 Total 12,359 10,500 22,859 Smoking data xIsx

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