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What is the probability the sample proportion

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Fifteen percent of Australians smoke. By introducing tough laws banning brand labels on cigarette packages, Australia hopes to reduce the percentage of people smoking to 10% by 2018 (Reuters website, October 23,2012). Answer the following questions based on a sample of 240 Australia.

What is the probability the sample proportion will be within ±0.04 of the population proportion.

Reference no: EM131893712

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