The firm examined 35 randomly chosen fax transmissions, Ask an Expert

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Faced with rising fax costs, a firm issued a guideline that transmissions of 10 pages or more should be sent by 2-day mail instead. Exceptions are allowed, but they want the average to be 10 or below. The firm examined 35 randomly chosen fax transmissions during the next year, yielding a sample mean of 14.44 with a standard deviation of 4.45 pages.

Using Excel to find the P -value:

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9165469

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