0
$\begingroup$

White Gaussian Noise PSD is fixed No/2. So how we can investigate that noise variance is average power of the noise?

$\endgroup$
0
$\begingroup$

Since this is clearly a homework question: Simply by applying the definition of variance. Remember that white noise has a mean of 0.

| improve this answer | |
$\endgroup$

Not the answer you're looking for? Browse other questions tagged or ask your own question.