Cell phone bill average monthly cell phone bill was reported

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Cell Phone Bills the average monthly cell phone bill was reported to be $50.07 by the U.S. Wireless Industry. Random sampling of a large cell phone company found the following monthly cell phone charges: At the 0.05 level of significance can it be concluded that the average phone bill has increased?

Reference no: EM13964039

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Cell phone bill average monthly cell phone bill was reported : Cell Phone Bills the average monthly cell phone bill was reported to be $50.07 by the U.S. Wireless Industry. Random sampling of a large cell phone company found the following monthly cell phone charges: At the 0.05 level of significance can it be co..

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