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I will upvote kindly do it asap (15) In a random sample of 16 customers at a local fast-food restaurant, the mean waiting time to

I will upvote kindly do it asap

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(15) In a random sample of 16 customers at a local fast-food restaurant, the mean waiting time to order is 85 seconds, and the standard deviation is 15 seconds. Assume the waiting times are normally distributed and construct a 99% confidence interval for the mean wait time of all customers

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