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Let the p,m f. of r.v X be d `p(x)+((4) ,(x))(5/9)...
1.
Let the p,m f. of r.v X be d `p(x)+((4) ,(x))(5/9)^x(4/9)^(4-x)` , x= 0,1,2,3,4.A. 0.9876B. 0.09876C. 0.9786D. 0.9786
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