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Delivery times for shipments from a central warehouse are exponentially distributed with a mean of 1.57 days (note that times are measured continuously, not just

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Delivery times for shipments from a central warehouse are exponentially distributed with a mean of 1.57 days (note that times are measured continuously, not just in number of days). A random sample of 113 shipments are selected and their shipping times are observed. Approximate the probability that the average shipping time is less than 1.37 days. Enter your answer as a number accurate to 4 decimal places. Question Help: & Message instructor F

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