Questions in Section Probability/Statistics: page 3

The weekly profit (in thousand $) of two locations of a small store can be represented by the random variables `X` and `Y` (`X` is the mall kiosk and `Y` is a stand alone store). The probability of earning those profits is given by the joint density function: `f(x)={(1/4 (2x-y) if 0<y<x<2),(0 quad text(elsewhere)):}`.

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