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#1
10-06-2013, 03:15 PM
 luwei0917 Junior Member Join Date: Aug 2013 Posts: 3
Problem 3.8

I guess this problem we should use Bayes' Theorem but I don't know anything else. Can any one give some hints? Thanks.
#2
10-06-2013, 09:51 PM
 magdon RPI Join Date: Aug 2009 Location: Troy, NY, USA. Posts: 597
Re: Problem 3.8

There is no conditioning here so there is no need to use Bayes theorem. This problem is the `function' analog of Problem 1.12(a), so you may want to have a look at that problem.

Quote:
 Originally Posted by luwei0917 I guess this problem we should use Bayes' Theorem but I don't know anything else. Can any one give some hints? Thanks.
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#3
10-10-2013, 03:05 AM
 meixingdg Junior Member Join Date: Sep 2013 Posts: 4
Re: Problem 3.8

Does anyone have a hint for how to show that the noise variable has expected value zero?
#4
10-10-2013, 09:12 AM
 magdon RPI Join Date: Aug 2009 Location: Troy, NY, USA. Posts: 597
Re: Problem 3.8

Take expectations on both sides and use the definition of

Quote:
 Originally Posted by meixingdg Does anyone have a hint for how to show that the noise variable has expected value zero?
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