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October 17th, 2017, 06:45 AM  #1 
Member Joined: Nov 2016 From: Kansas Posts: 73 Thanks: 1  Expected Value
Suppose A and B are discrete random variables. They both have mean 0 and variance 1. Let C =max(A$^2$,B$^2$) Find: 1. E[C] ≤ 2 2. p=cov(A,B). Prove that E[C] ≤ 1√1−p$^2$ 
October 17th, 2017, 07:56 AM  #2 
Senior Member Joined: Apr 2014 From: Glasgow Posts: 2,150 Thanks: 730 Math Focus: Physics, mathematical modelling, numerical and computational solutions 
You already have a thread for this... no need to create a new thread just because of a typo.


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discrete, expected, expected value, mean or var 
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