Two zero-mean discrete random processes
are statistically independent and have autocorrelation functions given by
and
Let a new random process ![](https://test.transtutors.com/qimg/bd587df6-ff82-498e-8e8d-e3d3d5d2c765.png)
(a) Find
Plot all three autocorrelation functions.
(b) Determine all three PSD functions analytically and plot the PSDs.