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If the random variables X, Y and Z have the meansμx = 2,μy= -3 andμz = 2,the variancesand covariances cov(X,Y) = -2,cov(X, Z) = -1 and cov(Y, Z) = 1, thevariance of W = 3X - Y+ 2Z isa)17b)18c)20d)None of theseCorrect answer is option 'B'. Can you explain this answer? for Mathematics 2024 is part of Mathematics preparation. The Question and answers have been prepared according to the Mathematics exam syllabus. Information about If the random variables X, Y and Z have the meansμx = 2,μy= -3 andμz = 2,the variancesand covariances cov(X,Y) = -2,cov(X, Z) = -1 and cov(Y, Z) = 1, thevariance of W = 3X - Y+ 2Z isa)17b)18c)20d)None of theseCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Mathematics 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for If the random variables X, Y and Z have the meansμx = 2,μy= -3 andμz = 2,the variancesand covariances cov(X,Y) = -2,cov(X, Z) = -1 and cov(Y, Z) = 1, thevariance of W = 3X - Y+ 2Z isa)17b)18c)20d)None of theseCorrect answer is option 'B'. Can you explain this answer?.

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