400 1- 



300 



200 



100 



^ 

 * 



* 

 * * 



Chi-Squared Probabilities ^ 



Probabilities from Simulation 

 Estimated Spectral Density , p A 



*'l 



0.05 



'K ■ 







.* * -x- 







-x- 



•X- 







A 



* 



1 1 



.* 1 



i 



0.10 



0.15 





Freq 



uency (c/s) 





0.20 



0.20 



Figure 71. Probability intervals for p. Hurricane Carla data 

 number 6886-1. 



72 



