Suppose that the random variables Y; and Y, have joint probability density function f(m.w2) given by Gyiv 0Sn S. + va S2, 0, elsewhere. (a) Verify that this is a valid joint density function. (b) What is the probability that Y, + Yz is less than 1?

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Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.