Moderate and high graphics output in the sample.

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Reference no: EM13865349

A small- business web site contains 199 pages and 60% , 30% and 10% of the pages contain low, moderate, and high graphic content, respectively. A sample of four pages is selected without replacement,and X and Y denote the number of pages with moderate and high graphics output in the sample. determine:
(a) fXY (x,y)
(b) fX(x)
(c) E(X)
(d) f y|3 (y)
(e) E ( Y|X= 3)
(f) V (Y|X=3)
(g) are X and Y independent ?

Reference no: EM13865349

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