P Pushpa Jun 2010 9 1 Jun 26, 2010 #1 LetX and Y be independent random variables, both being equally likely to be any of the numbers 1, 2,...........,m: Find E(abs(X-Y))? Last edited by a moderator: Jun 26, 2010

LetX and Y be independent random variables, both being equally likely to be any of the numbers 1, 2,...........,m: Find E(abs(X-Y))?

undefined MHF Hall of Honor Mar 2010 2,340 821 Chicago Jun 26, 2010 #2 Pushpa said: LetX and Y be independent random variables, both being equally likely to be any of the numbers 1,2,...........,m: Find E(abs(X-Y))? Click to expand... What have you tried so far?

Pushpa said: LetX and Y be independent random variables, both being equally likely to be any of the numbers 1,2,...........,m: Find E(abs(X-Y))? Click to expand... What have you tried so far?

mr fantastic MHF Hall of Fame Dec 2007 16,948 6,768 Zeitgeist Jun 26, 2010 #3 Pushpa said: LetX and Y be independent random variables, both being equally likely to be any of the numbers 1,2,...........,m: Find E(abs(X-Y))? Click to expand... I suggest you first try this question for concrete value of m. Try it for m = 2 and m = 3.

Pushpa said: LetX and Y be independent random variables, both being equally likely to be any of the numbers 1,2,...........,m: Find E(abs(X-Y))? Click to expand... I suggest you first try this question for concrete value of m. Try it for m = 2 and m = 3.