Chapter 5: JOINT PROBABILITY DISTRIBUTIONS Part 1 ...
Given random variables Xand Y with joint probability fXY(x;y), the conditional probability distribution of Y given X= xis f Yjx(y) = fXY(x;y) fX(x) for fX(x) >0. The conditional probability can be stated as the joint probability over the marginal probability. Note: we can de ne f Xjy(x) in a similar manner if we are interested in that ...
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