Question: (c) Use a calculator to verify that ( x ) = 61, ( x 2 ) = 991, ( y ) = 646, ( y

(c) Use a calculator to verify that (x) = 61, (x2) = 991, (y) = 646, (y2) = 94,090, and (x y) = 9,473.

Compute r. (Enter a number. Round your answer to three decimal places.)

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