ee302hw7sp10

ee302hw7sp10 - ECE302 Homework #7 Assigned 4/20/10, Due...

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Hint: 12 ±∞ 6 6 6 ² 6 ± ² ² ECE302 Homework #7 AB XX X t X t ,X t X t X t ,X t K t K t ,K t KK 22 () ( ) ( ) 1 2 1 2 ( ) ( )12 21 2 2 1 1 2 1 ()= + ( ) ()? ( ) = ) ? ( ) 0 ) ( ) Pr( ( )= ( )= )=Pr( ( )= ) 0 Xt A t B , <t< , f a f b A B, ± ± Xt. mt Rt , t Xt m R ² fx , f x , x t t . X t X t t t , f x , x t t Kt, t , ³ Kt t. Kt. pk p k , k tt . t> t Kt kKt k Kt t k k k k . , t . m Assigned 4/20/10, Due 4/30/10 (by 4:30 in dropbox in MSEE 330) 1. Text, chapter 9, problem 9.3 2. Text, chapter 9, problem 9.5 3. Let where and are independent random variables, with pdfs and ,means and and variances and , respectively. (a) Sketch some sample functions of (b) Find the mean function and the correlation function (c) Is wide-sense stationary? If so,what is and (d) Find the pdf and the joint pdf (for (e) Suppose and are Gaussian. Are and jointly Gaussian (for
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