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ISS Previous year Solution| Let the joint density function of X and Y be f(x,y)=8xy;0<x<y<1 and 0,ot

Updated: Jun 4

ISS-2021 Indian Statistical Service Statistics Paper-1 Previous Year Question Paper Solution:


Set D Question Number 4 & 5
YEAR-2021 ISS PREVIOUS YEAR QUESTION PAPER ALONG WITH SOLUTION

Consider the following for the next two function of X and Y be

f(x,y)=8xy; 0<x<y<1 and 0 ; otherwise

Q: (4) What is E(Y/X=x) equal to ?













Q: 5 What is the value of E(Y^2/X=0.5)?

(a) 0.5

(b)0.525

(c) 0.6

(d) 0.625

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