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Question 6

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A marketing analyst for a chocolatier claims that 47% of individuals purchase dark chocolate. If a random sample of 159 consumers is selected, what is the Z score if 73% of those sampled, had purchased dark chocolate? Assume the conditions are satisfied. With proportion questions, please do NOT do any rounding, and use all the decimal places, until the final answer, otherwise there will be compounding of rounding errors.
Please give your answer correctly rounded to two decimal places.
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