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#3 Wholefoods shows that 17% of households spend more than $120 per week on groceries. Assume the population proportion is .17 and a sample of

#3 Wholefoods shows that 17% of households spend more than $120 per week on groceries. Assume the population proportion is .17 and a sample of 400 households. What is the probability that the sample proportion will be within .03 of the population proportion

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