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Mathematics, 11.04.2021 18:30 33865

A class collected data on the weight of each hardcover textbook in their backpacks. The mean weight of the books was 2.3 pounds with a standard deviation of 0.7 pound. If the textbooks were softcover editions, each would weigh 0.3 pound less. What would be the mean weight and standard deviation of the softcover editions of these same books?

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