Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

How do you get the following relation?

  1. Aug 20, 2012 #1
    X is a random variable.

    If Y=g(X). then how do you prove that-

    fY=Ʃ fX(xi)/|g,(xi)|

    Thanks a lot.
     
  2. jcsd
  3. Aug 20, 2012 #2

    mathman

    User Avatar
    Science Advisor
    Gold Member

    Your notation is unclear: fx, fy. It looks like X is a discrete random variable. Does fy have an argument?
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook