Student's T for 21 Degrees of Freedom

This table gives the area to the left of the specified 't' value.

t	0.00	0.01	0.02	0.03	0.04	0.05	0.06	0.07	0.08	0.09
-3.60	0.0008	0.0008	0.0008	0.0008	0.0008	0.0007	0.0007	0.0007	0.0007	0.0007
-3.50	0.0011	0.0010	0.0010	0.0010	0.0010	0.0009	0.0009	0.0009	0.0009	0.0009
-3.40	0.0013	0.0013	0.0013	0.0013	0.0012	0.0012	0.0012	0.0011	0.0011	0.0011
-3.30	0.0017	0.0017	0.0016	0.0016	0.0016	0.0015	0.0015	0.0014	0.0014	0.0014
-3.20	0.0022	0.0021	0.0021	0.0020	0.0020	0.0019	0.0019	0.0018	0.0018	0.0017
-3.10	0.0027	0.0026	0.0026	0.0025	0.0025	0.0024	0.0024	0.0023	0.0023	0.0022
-3.00	0.0034	0.0033	0.0033	0.0032	0.0031	0.0030	0.0030	0.0029	0.0028	0.0028
-2.90	0.0043	0.0042	0.0041	0.0040	0.0039	0.0038	0.0037	0.0037	0.0036	0.0035
-2.80	0.0054	0.0052	0.0051	0.0050	0.0049	0.0048	0.0047	0.0046	0.0045	0.0044
-2.70	0.0067	0.0066	0.0064	0.0063	0.0061	0.0060	0.0059	0.0057	0.0056	0.0055
-2.60	0.0084	0.0082	0.0080	0.0078	0.0077	0.0075	0.0073	0.0072	0.0070	0.0069
-2.50	0.0104	0.0102	0.0099	0.0097	0.0095	0.0093	0.0091	0.0089	0.0087	0.0085
-2.40	0.0129	0.0126	0.0123	0.0121	0.0118	0.0116	0.0113	0.0111	0.0108	0.0106
-2.30	0.0159	0.0156	0.0152	0.0149	0.0146	0.0143	0.0140	0.0137	0.0134	0.0132
-2.20	0.0196	0.0192	0.0188	0.0184	0.0180	0.0176	0.0173	0.0169	0.0166	0.0162
-2.10	0.0240	0.0235	0.0230	0.0226	0.0221	0.0217	0.0212	0.0208	0.0204	0.0200
-2.00	0.0293	0.0287	0.0282	0.0276	0.0271	0.0265	0.0260	0.0255	0.0250	0.0245
-1.90	0.0356	0.0349	0.0343	0.0336	0.0330	0.0323	0.0317	0.0311	0.0305	0.0299
-1.80	0.0431	0.0423	0.0415	0.0407	0.0400	0.0392	0.0385	0.0377	0.0370	0.0363
-1.70	0.0519	0.0510	0.0501	0.0492	0.0482	0.0474	0.0465	0.0456	0.0448	0.0439
-1.60	0.0623	0.0612	0.0601	0.0590	0.0580	0.0569	0.0559	0.0549	0.0539	0.0529
-1.50	0.0742	0.0730	0.0717	0.0705	0.0692	0.0680	0.0669	0.0657	0.0645	0.0634
-1.40	0.0881	0.0866	0.0851	0.0837	0.0823	0.0809	0.0795	0.0782	0.0769	0.0755
-1.30	0.1038	0.1022	0.1005	0.0989	0.0973	0.0957	0.0941	0.0926	0.0911	0.0895
-1.20	0.1218	0.1199	0.1180	0.1161	0.1143	0.1125	0.1107	0.1090	0.1073	0.1055
-1.10	0.1419	0.1398	0.1377	0.1356	0.1336	0.1315	0.1295	0.1276	0.1256	0.1237
-1.00	0.1643	0.1620	0.1597	0.1574	0.1551	0.1528	0.1506	0.1484	0.1462	0.1440
-0.90	0.1892	0.1866	0.1840	0.1815	0.1790	0.1765	0.1740	0.1715	0.1691	0.1667
-0.80	0.2163	0.2135	0.2107	0.2079	0.2052	0.2025	0.1998	0.1971	0.1944	0.1918
-0.70	0.2458	0.2428	0.2397	0.2367	0.2337	0.2308	0.2279	0.2249	0.2220	0.2192
-0.60	0.2775	0.2742	0.2710	0.2677	0.2645	0.2614	0.2582	0.2551	0.2520	0.2489
-0.50	0.3111	0.3077	0.3043	0.3008	0.2974	0.2941	0.2907	0.2874	0.2840	0.2807
-0.40	0.3466	0.3430	0.3394	0.3358	0.3322	0.3287	0.3251	0.3216	0.3181	0.3146
-0.30	0.3836	0.3798	0.3761	0.3723	0.3686	0.3649	0.3612	0.3575	0.3539	0.3502
-0.20	0.4217	0.4178	0.4140	0.4102	0.4063	0.4025	0.3987	0.3949	0.3911	0.3873
-0.10	0.4606	0.4567	0.4528	0.4489	0.4450	0.4411	0.4372	0.4333	0.4294	0.4256
0.00	0.5000	0.4961	0.4921	0.4882	0.4842	0.4803	0.4764	0.4724	0.4685	0.4646
0.00	0.5000	0.5039	0.5079	0.5118	0.5158	0.5197	0.5236	0.5276	0.5315	0.5354
0.10	0.5394	0.5433	0.5472	0.5511	0.5550	0.5589	0.5628	0.5667	0.5706	0.5744
0.20	0.5783	0.5822	0.5860	0.5898	0.5937	0.5975	0.6013	0.6051	0.6089	0.6127
0.30	0.6164	0.6202	0.6239	0.6277	0.6314	0.6351	0.6388	0.6425	0.6461	0.6498
0.40	0.6534	0.6570	0.6606	0.6642	0.6678	0.6713	0.6749	0.6784	0.6819	0.6854
0.50	0.6889	0.6923	0.6957	0.6992	0.7026	0.7059	0.7093	0.7126	0.7160	0.7193
0.60	0.7225	0.7258	0.7290	0.7323	0.7355	0.7386	0.7418	0.7449	0.7480	0.7511
0.70	0.7542	0.7572	0.7603	0.7633	0.7663	0.7692	0.7721	0.7751	0.7780	0.7808
0.80	0.7837	0.7865	0.7893	0.7921	0.7948	0.7975	0.8002	0.8029	0.8056	0.8082
0.90	0.8108	0.8134	0.8160	0.8185	0.8210	0.8235	0.8260	0.8285	0.8309	0.8333
1.00	0.8357	0.8380	0.8403	0.8426	0.8449	0.8472	0.8494	0.8516	0.8538	0.8560
1.10	0.8581	0.8602	0.8623	0.8644	0.8664	0.8685	0.8705	0.8724	0.8744	0.8763
1.20	0.8782	0.8801	0.8820	0.8839	0.8857	0.8875	0.8893	0.8910	0.8927	0.8945
1.30	0.8962	0.8978	0.8995	0.9011	0.9027	0.9043	0.9059	0.9074	0.9089	0.9105
1.40	0.9119	0.9134	0.9149	0.9163	0.9177	0.9191	0.9205	0.9218	0.9231	0.9245
1.50	0.9258	0.9270	0.9283	0.9295	0.9308	0.9320	0.9331	0.9343	0.9355	0.9366
1.60	0.9377	0.9388	0.9399	0.9410	0.9420	0.9431	0.9441	0.9451	0.9461	0.9471
1.70	0.9481	0.9490	0.9499	0.9508	0.9518	0.9526	0.9535	0.9544	0.9552	0.9561
1.80	0.9569	0.9577	0.9585	0.9593	0.9600	0.9608	0.9615	0.9623	0.9630	0.9637
1.90	0.9644	0.9651	0.9657	0.9664	0.9670	0.9677	0.9683	0.9689	0.9695	0.9701
2.00	0.9707	0.9713	0.9718	0.9724	0.9729	0.9735	0.9740	0.9745	0.9750	0.9755
2.10	0.9760	0.9765	0.9770	0.9774	0.9779	0.9783	0.9788	0.9792	0.9796	0.9800
2.20	0.9804	0.9808	0.9812	0.9816	0.9820	0.9824	0.9827	0.9831	0.9834	0.9838
2.30	0.9841	0.9844	0.9848	0.9851	0.9854	0.9857	0.9860	0.9863	0.9866	0.9868
2.40	0.9871	0.9874	0.9877	0.9879	0.9882	0.9884	0.9887	0.9889	0.9892	0.9894
2.50	0.9896	0.9898	0.9901	0.9903	0.9905	0.9907	0.9909	0.9911	0.9913	0.9915
2.60	0.9916	0.9918	0.9920	0.9922	0.9923	0.9925	0.9927	0.9928	0.9930	0.9931
2.70	0.9933	0.9934	0.9936	0.9937	0.9939	0.9940	0.9941	0.9943	0.9944	0.9945
2.80	0.9946	0.9948	0.9949	0.9950	0.9951	0.9952	0.9953	0.9954	0.9955	0.9956
2.90	0.9957	0.9958	0.9959	0.9960	0.9961	0.9962	0.9963	0.9963	0.9964	0.9965
3.00	0.9966	0.9967	0.9967	0.9968	0.9969	0.9970	0.9970	0.9971	0.9972	0.9972
3.10	0.9973	0.9974	0.9974	0.9975	0.9975	0.9976	0.9976	0.9977	0.9977	0.9978
3.20	0.9978	0.9979	0.9979	0.9980	0.9980	0.9981	0.9981	0.9982	0.9982	0.9983
3.30	0.9983	0.9983	0.9984	0.9984	0.9984	0.9985	0.9985	0.9986	0.9986	0.9986
3.40	0.9987	0.9987	0.9987	0.9987	0.9988	0.9988	0.9988	0.9989	0.9989	0.9989
3.50	0.9989	0.9990	0.9990	0.9990	0.9990	0.9991	0.9991	0.9991	0.9991	0.9991
3.60	0.9992	0.9992	0.9992	0.9992	0.9992	0.9993	0.9993	0.9993	0.9993	0.9993