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Relationship between smoking and incontinence

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Reference no: EM132107848

A recent experiment by Alisher and Phylis investigated the relationship between smoking and urinary incontinence. Of the 322 subjects in the study who were incontinent, 113 were smokers, 51 were former smokers, and 158 had never smoked. Of the 284 control subjects who were not incontinent, 68 were smokers, 23 were former smokers, and 193 had never smoked.

(a) Create a table displaying this data.

(b) What is the expected frequency in each cell?

(c) Conduct a significance test at 2.5 % to see if there is a relationship between smoking and incontinence. What Chi Square value do you get? What p value do you get?

(d) What do you conclude?

Reference no: EM132107848

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