IIT JAM
Anku Asked a Question
May 21, 2020 1:05 ampts 30 pts
  • IIT JAM
  • Mathematical Statistics (MS)

Please explain this question ....in this question how expectance of y is 1/2 . pls show steps and can't we do e(x/z) in other way ...pls show steps

please explain this question ..... .. . .. . .. . . . . .. . .. . . . .. . . . .. .
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  • Ruby negi Best Answer
    dear, according to me, the (x,y)=(0,1) given in the question so the probability of y is 1/2( as no of y values is 1/(total no of values i.e 2)).. from this we get probability of y ...
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    Anku
    but E[Y]=y*p(y) so why here we only calculate probability..??