Let x be the average number of employees in a group health insurance plan, and let y be the average administrative cost as a percentage of claims. x 3 7 15 38 75 y 40 35 30 28                                                                                       18 (c) Use a calculator to verify that Σx = 138, Σx2=7352, Σy = 151, Σy2 = 4833, and Σxy = 3229. Compute r. (Round your answer to three decimal places.)r =

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A: I solved exactly first question because of bartleby policy if you want more please uplode…