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two gaussian random variables with mean m1, m2 added,
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m_ratheesh_k



Joined: 13 Nov 2006
Posts: 74
Location: Trichy
Post05 Mar 2007 7:18   

two gaussian random variables with mean m1, m2 added,
Hi,
can any one pls calrify this:
If two gaussian random variables with means m1, m2 are added then the corresponding random variable pdf also gaussian. what is the mean of the resultant ?pls Not that There is no constraint like those random variables are independent

Thanks
MRK
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m_llaa



Joined: 12 Mar 2006
Posts: 277
Helped: 23
Location: My Love Iran
Post05 Mar 2007 11:00   

two gaussian random variables with mean m1, m2 added,
Hi
E(x1 + X2) = E(X1) + E(X2)
Independancy is not necessary here.
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