Para calcular la significancia de un valor F, éste debe ser mayor que el del percentil correspondiente.
PERCENTILES DE LA DISTRIBUCION F
NUM ⇒ | 1 | | | 2 | | | 3 | | | 4 | | | 5 |
DEN ⇓ | P95 | P99 | P99.9 | | | P95 | P99 | P99.9 | | | P95 | P99 | P99.9 | | | P95 | P99 | P99.9 | | | P95 | P99 | P99.9 |
4 | 7.7086 | 21.1977 | 74.1373 | | | 6.9443 | 18.0000 | 61.2456 | | | 6.5914 | 16.6944 | 56.1772 | | | 6.3882 | 15.9770 | 53.4358 | | | 6.2561 | 15.5219 | 51.7116 |
5 | 6.6079 | 16.2582 | 47.1808 | | | 5.7861 | 13.2739 | 37.1223 | | | 5.4095 | 12.0600 | 33.2025 | | | 5.1922 | 11.3919 | 31.0850 | | | 5.0503 | 10.9670 | 29.7524 |
6 | 5.9874 | 13.7450 | 35.5075 | | | 5.1433 | 10.9248 | 27.0000 | | | 4.7571 | 9.7795 | 23.7033 | | | 4.5337 | 9.1483 | 21.9235 | | | 4.3874 | 8.7459 | 20.8027 |
7 | 5.5914 | 12.2464 | 29.2452 | | | 4.7374 | 9.5466 | 21.6890 | | | 4.3468 | 8.4513 | 18.7723 | | | 4.1203 | 7.8466 | 17.1980 | | | 3.9715 | 7.4604 | 16.2058 |
8 | 5.3177 | 11.2586 | 25.4148 | | | 4.4590 | 8.6491 | 18.4937 | | | 4.0662 | 7.5910 | 15.8295 | | | 3.8379 | 7.0061 | 14.3916 | | | 3.6875 | 6.6318 | 13.4847 |
9 | 5.1174 | 10.5614 | 22.8571 | | | 4.2565 | 8.0215 | 16.3871 | | | 3.8625 | 6.9919 | 13.9018 | | | 3.6331 | 6.4221 | 12.5603 | | | 3.4817 | 6.0569 | 11.7137 |
10 | 4.9646 | 10.0443 | 21.0396 | | | 4.1028 | 7.5594 | 14.9054 | | | 3.7083 | 6.5523 | 12.5527 | | | 3.4780 | 5.9943 | 11.2828 | | | 3.3258 | 5.6363 | 10.4807 |
11 | 4.8443 | 9.6460 | 19.6868 | | | 3.9823 | 7.2057 | 13.8116 | | | 3.5874 | 6.2167 | 11.5611 | | | 3.3567 | 5.6683 | 10.3461 | | | 3.2039 | 5.3160 | 9.5784 |
12 | 4.7472 | 9.3302 | 18.6433 | | | 3.8853 | 6.9266 | 12.9737 | | | 3.4903 | 5.9525 | 10.8042 | | | 3.2592 | 5.4120 | 9.6327 | | | 3.1059 | 5.0643 | 8.8921 |
13 | 4.6672 | 9.0738 | 17.8154 | | | 3.8056 | 6.7010 | 12.3127 | | | 3.4105 | 5.7394 | 10.2089 | | | 3.1791 | 5.2053 | 9.0727 | | | 3.0254 | 4.8616 | 8.3541 |
14 | 4.6001 | 8.8616 | 17.1434 | | | 3.7389 | 6.5149 | 11.7789 | | | 3.3439 | 5.5639 | 9.7294 | | | 3.1122 | 5.0354 | 8.6223 | | | 2.9582 | 4.6950 | 7.9218 |
15 | 4.5431 | 8.6831 | 16.5874 | | | 3.6823 | 6.3589 | 11.3391 | | | 3.2874 | 5.4170 | 9.3353 | | | 3.0556 | 4.8932 | 8.2527 | | | 2.9013 | 4.5556 | 7.5674 |
16 | 4.4940 | 8.5310 | 16.1202 | | | 3.6337 | 6.2262 | 10.9710 | | | 3.2389 | 5.2922 | 9.0059 | | | 3.0069 | 4.7726 | 7.9442 | | | 2.8524 | 4.4374 | 7.2719 |
17 | 4.4513 | 8.3997 | 15.7222 | | | 3.5915 | 6.1121 | 10.6584 | | | 3.1968 | 5.1850 | 8.7269 | | | 2.9647 | 4.6690 | 7.6831 | | | 2.8100 | 4.3359 | 7.0219 |
18 | 4.4139 | 8.2854 | 15.3793 | | | 3.5546 | 6.0129 | 10.3899 | | | 3.1599 | 5.0919 | 8.4875 | | | 2.9277 | 4.5790 | 7.4593 | | | 2.7729 | 4.2479 | 6.8078 |
19 | 4.3807 | 8.1849 | 15.0808 | | | 3.5219 | 5.9259 | 10.1568 | | | 3.1274 | 5.0103 | 8.2799 | | | 2.8951 | 4.5003 | 7.2655 | | | 2.7401 | 4.1708 | 6.6225 |
20 | 4.3512 | 8.0960 | 14.8188 | | | 3.4928 | 5.8489 | 9.9526 | | | 3.0984 | 4.9382 | 8.0984 | | | 2.8661 | 4.4307 | 7.0960 | | | 2.7109 | 4.1027 | 6.4606 |
21 | 4.3248 | 8.0166 | 14.5869 | | | 3.4668 | 5.7804 | 9.7723 | | | 3.0725 | 4.8740 | 7.9383 | | | 2.8401 | 4.3688 | 6.9467 | | | 2.6848 | 4.0421 | 6.3179 |
22 | 4.3009 | 7.9454 | 14.3803 | | | 3.4434 | 5.7190 | 9.6120 | | | 3.0491 | 4.8166 | 7.7960 | | | 2.8167 | 4.3134 | 6.8142 | | | 2.6613 | 3.9880 | 6.1914 |
23 | 4.2793 | 7.8811 | 14.1950 | | | 3.4221 | 5.6637 | 9.4685 | | | 3.0280 | 4.7649 | 7.6688 | | | 2.7955 | 4.2636 | 6.6957 | | | 2.6400 | 3.9392 | 6.0783 |
24 | 4.2597 | 7.8229 | 14.0280 | | | 3.4028 | 5.6136 | 9.3394 | | | 3.0088 | 4.7181 | 7.5545 | | | 2.7763 | 4.2184 | 6.5892 | | | 2.6207 | 3.8951 | 5.9768 |
25 | 4.2417 | 7.7698 | 13.8767 | | | 3.3852 | 5.5680 | 9.2225 | | | 2.9912 | 4.6755 | 7.4511 | | | 2.7587 | 4.1774 | 6.4931 | | | 2.6030 | 3.8550 | 5.8851 |
26 | 4.2252 | 7.7213 | 13.7390 | | | 3.3690 | 5.5263 | 9.1163 | | | 2.9752 | 4.6366 | 7.3572 | | | 2.7426 | 4.1400 | 6.4057 | | | 2.5868 | 3.8183 | 5.8018 |
27 | 4.2100 | 7.6767 | 13.6131 | | | 3.3541 | 5.4881 | 9.0194 | | | 2.9604 | 4.6009 | 7.2715 | | | 2.7278 | 4.1056 | 6.3261 | | | 2.5719 | 3.7848 | 5.7259 |
28 | 4.1960 | 7.6356 | 13.4976 | | | 3.3404 | 5.4529 | 8.9305 | | | 2.9467 | 4.5681 | 7.1931 | | | 2.7141 | 4.0740 | 6.2532 | | | 2.5581 | 3.7539 | 5.6565 |
29 | 4.1830 | 7.5977 | 13.3912 | | | 3.3277 | 5.4204 | 8.8488 | | | 2.9340 | 4.5378 | 7.1210 | | | 2.7014 | 4.0449 | 6.1863 | | | 2.5454 | 3.7254 | 5.5927 |
30 | 4.1709 | 7.5625 | 13.2930 | | | 3.3158 | 5.3903 | 8.7734 | | | 2.9223 | 4.5097 | 7.0545 | | | 2.6896 | 4.0179 | 6.1245 | | | 2.5336 | 3.6990 | 5.5339 |
50 | 4.0343 | 7.1706 | 12.2221 | | | 3.1826 | 5.0566 | 7.9564 | | | 2.7900 | 4.1993 | 6.3364 | | | 2.5572 | 3.7195 | 5.4593 | | | 2.4004 | 3.4077 | 4.9013 |
75 | 3.9685 | 6.9854 | 11.7308 | | | 3.1186 | 4.8999 | 7.5849 | | | 2.7266 | 4.0540 | 6.0114 | | | 2.4937 | 3.5801 | 5.1592 | | | 2.3366 | 3.2716 | 4.6166 |
100 | 3.9361 | 6.8953 | 11.4954 | | | 3.0873 | 4.8239 | 7.4077 | | | 2.6955 | 3.9837 | 5.8568 | | | 2.4626 | 3.5127 | 5.0167 | | | 2.3053 | 3.2059 | 4.4815 |