Each front tire on a particular type of vehicle is supposed to be filled to a pressure of 26 psi. Suppose the actual air pressure in each tire is a random variable-X for the right tire and Y for the left tire, with joint pdf given below. ・n) = {K(x² + y²) f(x, y) 21 ≤ x ≤ 31, 21 sys 31 otherwise (a) Compute the covariance between X and Y. (Round your answer to four decimal places.) Cov(X, Y) -0.069 (b),Compute.the correlation coefficient p for this X and Y. (Round your answer to four decimal places.) Enter a number. Need Help? Read It Watch

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