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Following is a random sample of seven (x, y) pairs of data points: (1,5) (3, 7) (4, 6) (5, 8) (7, 9) (3, 6) (5,

Following is a random sample of seven (x, y) pairs of data points: (1,5) (3, 7) (4, 6) (5, 8) (7, 9) (3, 6) (5, 7) a. Compute the covariance.

b. Compute the correlation coefficient.

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