ELEVATION ANGLE ERROR 



419 



O.oi I 0.5| 2 I 10 30 1 50 1 70 I 90 { 98 |99.S | 99.99 0.01 0.5 2 10 SO 50 70 90 98 99.5 99.99 



0.1 r 5 20 40 60 SO 95 99 99.9 0.1 I 5 20 40 60 80 95 99 99.9 



P OF N, > ORDINATE VALUE 



Figure 9.20. Cumulative probability distribution of Ns, Tatoosh Island, Wash. 



Figure 9.2 L Standard deviation of Nb, February 0200. 



