The Comstocks have recorded their monthly entertainment expenses for the past 6 months and determined that the

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The Comstocks have recorded their monthly entertainment expenses for the past 6 months and determined that the mean monthly expense was $250. Later, Mr. Comstock discovered that one month’s expense of $175 was incorrectly recorded as $157. What is the correct mean?

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A Survey Of Mathematics With Applications

ISBN: 9780135740460

11th Edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

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