All this can be extended to more than two random

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Unformatted text preview: tly distributed random variables. •  We almost never record just a single number. •  For example, record height AND weight. •  Or a whole sample’s worth of height and weight pairs. •  Height is a random variable •  So is weight •  So with all the heights and weights in the sample •  And they are jointly distributed The mathema4cal version: several func4ons defined on the sample space. Joint probability mass func4on •  Pair of discrete variables •  Joint probability mass func4on –  P(X=x, Y=y) = p(x,y) •...
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