作者wuwu944 (湾)
看板Math
标题[机统] joint pdf 的问题
时间Wed Jun 22 20:48:34 2011
A point is selected at random from the bounded region between two curves
y=x^2-1 and y=1-X^2.Let X be the x-coordinate and Y be the y-corrdinate
of the point selected.
(a)find the joint pdf of X and Y
(b)find marginal pdf of X and of Y
(c)are X and Y independent?
谢谢
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