Given : Total of the product of deviations of X and Y series = 3,044 Number of pairs of observations = 10 Total of the deviations of X series = -170 Total of the deviations of Y series = -20 Total of the squares of deviations of X series = 8,288 Total of the squares of deviations of Y series = 2,264. %3D Find out the coefficient of correlation when the assumed means of X series and Y series are 82 and 68 respectively.

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