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Question : Let the random variable X have the p.m.f.

f(x) = ((lxl+1)^2) / 9, x=-1,0,1

Compute E(x), E(x^2), and E(3x^2-2x+4)

 

 

Applied Statistics, Statistics

  • Category:- Applied Statistics
  • Reference No.:- M91522996

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