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An organization surveyed 1,100 adults and? asked, "Are you a total abstainer? from, or do you...

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Basic Math

An organization surveyed 1,100 adults and? asked, "Are you atotal abstainer? from, or do you on occasion? consume, alcoholic?beverages?" Of the 1,100 adults? surveyed, 363 indicated that theywere total abstainers. Sixty years? later, the same question wasasked of 1,100 adults and 435 indicated that they were totalabstainers. Has the proportion of adults who totally abstain fromalcohol? changed? Use the a equals 0.=0.10 level ofsignificance.

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We have to test the hypothesis for proportion differencesample proportion 1 Sample proportion 2 pooled proportion We have to test whether there is any change in the proportionsor notFor null    See Answer
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