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negative (c) Use a calculator to verify that E(x) = 62, E(x2) = 1034, E(y) = 636, E(y2) = 90,910, and E(x y) = 9,470.

negative (c) Use a calculator to verify that E(x) = 62, E(x2) = 1034, E(y) = 636, E(y2) = 90,910, and E(x y) = 9,470. Computer. (Enter a number. Round your answer to three decimal places.)

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