A soft drink bottle filling machine is known to have a mean of 200 ml and a

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A soft drink bottle filling machine is known to have a mean of 200 ml and a standard variation of 10 ml.

The quality control manager took a random sample of the filled bottles and found the sample mean to be 215 ml. She assumed the sample must not be representative.

Do you agree with the conclusion made by the quality control manager? Justify your answer.

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Business Analytics

ISBN: 9781292095448

2nd Global Edition

Authors: James R. Evans

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