600 r- 



500 



400 



300 



200 - 



100 



* 

 * 





^ 



A-^* 

 * 



Chi-Squared Probabilities -X- 



Probabilities from Simulation 

 Estimated Spectral Density , p A 





0.05 0.10 0.15 

 Frequency (c/s) 



0.20 



0.25 



Figure 70. Probability intervals for p. Hurricane Carla data 

 number 6885. 



