1. UNR * STAT 758 * Fall 2006

3. White noise Periodogram of white noise

4. UNR * STAT 758 * Fall 2006 White noise Periodogram of white noiseSmoothed periodogram (spans=3)

5. UNR * STAT 758 * Fall 2006 White noise Smoothed periodogram (spans=11)

6. UNR * STAT 758 * Fall 2006 White noise Smoothed periodogram (spans=101)

7. UNR * STAT 758 * Fall 2006 Brownian walk Smoothed periodogram (spans=3)

8. UNR * STAT 758 * Fall 2006 Brownian walk Smoothed periodogram (spans=3)

9. UNR * STAT 758 * Fall 2006 MA(1), positive coefficient Smoothed periodogram (spans=501 = 0.05 length(X))

10. UNR * STAT 758 * Fall 2006 MA(1), negative coefficient Smoothed periodogram (spans=501 = 0.05 length(X))

11. UNR * STAT 758 * Fall 2006 MA(10) = smoothing Smoothed periodogram (spans=501 = 0.05 length(X))

12. UNR * STAT 758 * Fall 2006 MA(10) with coeffs (-1,1, -1,1, -1,1, -1,1, -1,1) Smoothed periodogram (spans=501 = 0.05 length(X))

13. UNR * STAT 758 * Fall 2006 ACF of the test signal Test signal

14. UNR * STAT 758 * Fall 2006 Spectrum of the test signal Test signal

15. UNR * STAT 758 * Fall 2006 Test signal Normal with variance 100

16. UNR * STAT 758 * Fall 2006

17. Brownian walk Low-pass filter

18. UNR * STAT 758 * Fall 2006 Brownian walk Low-pass filtering

19. UNR * STAT 758 * Fall 2006 Brownian walk Low-pass filter

20. UNR * STAT 758 * Fall 2006 Brownian walk Low-pass filtering