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Unformatted text preview: L-=-+ =-+ =-+ =-=---= +--=--= Please refer to page 246 in the textbook for a slightly different approach. Note that the book has X = aY+b, while here we have Y = aX+b. You could also think over what it means when Y X , takes value 0, 1 or -1. 2. Just regard X(t) as a (different) random varialbe at each time instant t a. t x x t w t X e dw e x t W P x W t P x F-+∞--= =-≥ = ≤-= ∫ ) ( ) ( ) ( ) ( b. t x t X t X e x F dx d x f-= = ) ( ) ( ) ( ) ( Note that t x < because w t x-= while > w ....
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This note was uploaded on 04/21/2008 for the course EE 351k taught by Professor Bard during the Fall '07 term at University of Texas.
- Fall '07