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Mathematics, 16.03.2020 19:24 zfismael
The manager of a grocery store has taken a random sample of 100 customers. The average length of time it took these 100 customers to check out was 3 minutes. It is known that the standard deviation of the population of checkout times is 1 minute. With a .95 probability, the sample mean will provide a margin of error of ___.
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The manager of a grocery store has taken a random sample of 100 customers. The average length of tim...
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