Problem 3.8

[luwei0917]

I guess this problem we should use Bayes' Theorem but I don't know anything else. Can any one give some hints? Thanks.

[magdon]

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.

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.

[meixingdg]

Does anyone have a hint for how to show that the noise variable has expected value zero?

[magdon]

Take expectations on both sides and use the definition of

Originally Posted by meixingdg

Does anyone have a hint for how to show that the noise variable has expected value zero?