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Mathematics, 03.12.2019 03:00 hgdthbgjnb83661

The manager of a grocery store has taken a random sample of 100 customers. the average length of time it took the customers in the sample to check out was 3.1 minutes. the population standard deviation is known to be 0.5 minutes. we want to see if we can find significant evidence to prove that the mean waiting time of all customers is significantly more than 3 minutes. the test statistic is 2. what is the p-value? round your answer to three decimal places.

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