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Is the expected value E[x]or E[y] of a bivariate pdf fXY(xy)
\int x f(x,y)dx
or
E[y]
\int y f(x,y)dy ?
example if f(x,y) = x+y
E[X] = \int x *(x+y)dx
regards
Brendan
\int x f(x,y)dx
or
E[y]
\int y f(x,y)dy ?
example if f(x,y) = x+y
E[X] = \int x *(x+y)dx
regards
Brendan