The probability distribution function of the random variable Y is, y p(y) 0 0.287 1 0.456 2 0.001 3 0.256 Find Hy and Oy - Hy = 2.226,07 =1.123 Hly =1.226, o, = 1.578 a) b) Hy = 2.226,0; = 1.879 Hy =1.226, o; =1.123 c) d)

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