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C opyright Reserved
T he C hinese U niversity o f H ong K ong
Course Examination ~ Term, 2 00_ - 200_
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Course Code & T itle:
S TA2001A/B Basic Con in STA & Probability I
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STA 2001 Final Exam, December 14, 2000
Time: 9:30 am ~ 12:30 am
1. (20) Suppose that X and Y have joint probability density function
2xy+ 3/2 y2 O<x<1, O<y<1
f (x, y) = { ( )
0 otherwise
(a) Find the marginal density functions of X and Y respectively.
(