Probability Assignment | Professional Writing Services
December 11th, 2019
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 3.0 minutes.
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Probability Assignment | Professional Writing Services
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It is known that the standard deviation of the population of checkout times is one minute.With a .95 probability, the sample mean will provide a margin of error of
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