Regional Frequency Analysis of Extremes Precipitation Using L-Moments and Partial L-Moments

Table 9

Accuracy measure of the estimated growth curves of the region for sample size of 60.

Method	Distribution		0.1	0.5	0.8	0.9	0.95	0.98	0.99	0.995	0.998	0.999
L-moments	GEV		−1.3271	−19.4230	−19.3551	−19.3241	−19.2649	−19.1612	−19.0736	−18.9839	−18.8690	−18.7888
			0.0846	0.0624	0.0851	0.1873	0.3250	0.5841	0.8652	1.2505	1.9839	2.7721
			1.9155	0.0833	0.0612	0.0855	0.1024	0.1213	0.1360	0.1523	0.1770	0.1983
			−1.9593	0.8756	0.9254	0.8851	0.8491	0.8074	0.7796	0.7501	0.7118	0.6834
			1.6242	1.1675	1.1015	1.1472	1.1879	1.2309	1.2678	1.3038	1.3659	1.4141
L-moments	GNO		0.8417	−19.3335	−19.2795	−19.2984	−19.2999	−19.2879	−19.2742	−19.2593	−19.2399	−19.2264
			0.0968	0.0634	0.0858	0.2000	0.3439	0.5850	0.8123	1.0845	1.5235	1.9239
			2.1055	0.0881	0.0582	0.0861	0.1050	0.1235	0.1354	0.1463	0.1599	0.1699
			−2.2887	0.8647	0.9244	0.8794	0.8466	0.8141	0.7957	0.7798	0.7597	0.7443
			1.5863	1.1714	1.096	1.1511	1.1934	1.2405	1.2666	1.2939	1.3253	1.3505
L-moments	GPA		4.6371	−19.2512	−19.2631	−19.3160	−19.3417	−19.3606	−19.3745	−19.3933	−19.4306	−19.4708
			0.1280	0.0624	0.0950	0.2094	0.3468	0.5740	0.7903	1.0536	1.4878	1.8928
			2.6442	0.0915	0.0614	0.0882	0.1064	0.1270	0.1429	0.1599	0.1849	0.2059
			−3.8088	0.8628	0.9186	0.8815	0.8510	0.8167	0.7924	0.7703	0.7422	0.7178
			1.4699	1.1721	1.1020	1.1534	1.1925	1.2454	1.2791	1.3236	1.3869	1.4405
PL-moments	GEV		−1.6968	−19.3984	−19.3601	−19.3623	−19.3319	−19.2576	−19.1861	−19.1081	−19.0026	−18.9255
			0.5431	0.0596	0.0888	0.1978	0.3366	0.5844	0.8417	1.1838	1.8179	2.4868
			3.8656	0.0783	0.0634	0.095	0.1166	0.1387	0.1541	0.1700	0.1928	0.2120
			−9.2921	0.8907	0.9201	0.8750	0.8403	0.7984	0.7714	0.7434	0.7043	0.6783
			5.3553	1.1521	1.1099	1.1664	1.2098	1.2572	1.2869	1.3216	1.3697	1.4105
PL-moments	GNO		2.3785	−19.3306	−19.2979	−19.3417	−19.3628	−19.3678	−19.3617	−19.3509	−19.3331	−19.3185
			0.6278	0.0601	0.0911	0.2100	0.3523	0.5804	0.788	1.0303	1.4113	1.7516
			4.3743	0.0812	0.0623	0.0965	0.1186	0.1391	0.1513	0.1618	0.1742	0.1830
			−12.083	0.8856	0.9188	0.8709	0.8389	0.8061	0.7870	0.7706	0.7517	0.7380
			5.2707	1.1561	1.1059	1.1704	1.2152	1.2613	1.2898	1.3138	1.3361	1.356
PL-moments	GPA		11.187	−19.2590	−19.2910	−19.3681	−19.4084	−19.4322	−19.4404	−19.4463	−19.4560	−19.4673
			0.8596	0.0597	0.1009	0.2229	0.3581	0.5615	0.7391	0.9418	1.2558	1.5341
			5.8310	0.0840	0.0660	0.0991	0.1195	0.1391	0.1522	0.1650	0.1828	0.1971
			−18.977	0.8800	0.9127	0.8699	0.8413	0.8098	0.7912	0.7682	0.7447	0.7255
			5.1281	1.1551	1.1117	1.1769	1.2173	1.2615	1.2887	1.3227	1.3609	1.3899