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Construct 99% confidence interval for proportion of orders

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The production manager for the XYZ manufacturing company is concerned that the customer orders are being shipped late. He asked one of his planners to check the timeliness of shipments for 1000 orders. The planner randomly selected 1000 orders and found that 180 orders were shipped late. Construct the 99% confidence interval for the proportion of orders shipped late.

Reference no: EM13247213

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