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1、2 分布临界值表 分布临界值表 ( )( ) 2 Pnn = 2 1- n 0.995 0.99 0.975 0.95 0.90 0.75 0.25 0.10 0.05 0.025 0.01 0.005 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 38 40 41 42 43 44 45 _ 0.010 0.072 0.207 0.412 0.676 0.989 1.344 1.735 2.156 2.603 3.074 3.56
2、5 4.075 4.601 5.142 5.697 6.265 6.844 7.434 8.034 8.643 9.260 9.886 10.520 11.160 11.808 12.461 13.121 13.787 14.458 15.134 15.815 16.501 17.192 17.887 18.586 19.289 19.996 20.707 21.421 22.138 22.859 23.584 24.311 _ 0.020 0.115 0.297 0.554 0.872 1.239 1.646 2.088 2.558 3.053 3.571 4.107 4.660 5.229
3、 5.812 6.408 7.015 7.633 8.260 8.897 9.542 10.196 10.856 11.524 12.198 12.879 13.565 14.257 14.954 15.655 16.362 17.074 17.789 18.509 19.233 19.960 20.691 21.426 22.164 22.906 23.650 24.398 25.148 25.901 0.001 0.051 0.216 0.484 0.831 1.237 1.690 2.180 2.700 3.247 3.816 4.404 5.009 5.629 6.262 6.908
4、7.564 8.231 8.907 9.591 10.283 10.982 11.689 12.401 13.120 13.844 14.573 15.308 16.047 16.791 17.539 18.291 19.047 19.806 20.569 21.336 22.106 22.878 23.654 24.433 25.215 25.999 26.785 27.575 28.366 0.004 0.103 0.352 0.711 1.145 1.635 2.167 2.733 3.325 3.940 4.575 5.226 5.892 6.571 7.261 7.962 8.672
5、 9.390 10.117 10.851 11.591 12.338 13.091 13.848 14.611 15.379 16.151 16.928 17.708 18.493 19.281 20.072 20.867 21.664 22.465 23.269 24.075 24.884 25.695 26.509 27.326 28.144 28.965 29.987 30.612 0.016 0.211 0.584 1.064 1.610 2.204 2.833 3.490 4.168 4.865 5.578 6.304 7.042 7.790 8.547 9.312 10.085 1
6、0.865 11.651 12.443 13.240 14.042 14.848 15.659 16.473 17.292 18.114 18.939 19.768 20.599 21.434 22.271 23100 23.952 24.797 25.643 26.492 27.343 28.196 29.051 29.907 30.765 31.625 32.487 33.350 0.102 0.575 1.213 1.923 2.675 3.455 4.255 5.071 5.899 6.737 7.584 8.438 9.299 10.165 11.037 11.912 12.792
7、13.675 14.562 15.452 16.344 17.240 18.137 19.037 19.939 20.843 21.749 22.657 23.567 24.478 25.390 26.304 27.219 28.136 29.054 29.973 30.893 31.815 32.737 33.660 34.585 35.510 36.436 37.363 38.291 1.323 2.773 4.108 5.385 6.626 7.841 9.037 10.219 11.389 12.549 13.701 14.845 15.984 17.117 18.245 19.369
8、 20.489 21.605 22.718 23.828 24.935 26.039 27.141 28.241 29.339 30.435 31.528 32.620 33.711 34.800 35.887 36.973 38.058 39.141 40.223 41.304 42.383 43.462 44.539 45.616 46.692 47.766 48.840 49.913 50.985 2.706 4.605 6.251 7.779 9.236 10.645 12.017 13.362 14.684 15.987 17275 18.549 19.812 21.064 22.3
9、07 23.542 24.769 25.989 27.204 28.412 29.615 30.813 32.007 33.196 34.382 35.563 36.741 37.916 39.087 40.256 41.422 42.585 43.745 44.903 46.059 47.212 48.363 49.513 50.660 51.805 52.949 54.090 55.230 56.369 57.505 3.841 5.991 7.815 9.488 11.071 12.592 14.067 15.507 16.919 18.307 19.675 21.026 22.362
10、23.685 24.966 26.296 27.587 28.869 30.144 31.410 32.671 33.924 35.172 36.415 37.652 38.885 40.113 41.337 42.557 43.773 44.985 46.194 47.400 48.602 49.802 50.998 52.192 53.384 54.572 55.758 56.942 58.124 59.304 60.481 61.656 5.024 7.378 9.348 11.143 12.833 14.449 16.013 17.535 19.023 20.483 21.920 23
11、.337 24.736 16.119 27.488 28.845 30.191 31.526 32.852 34.170 35.479 36.781 38.076 39.364 40.646 41.923 43.194 44.461 45.722 46.979 48.232 49.480 50.725 51.966 53.203 54.437 55.668 56.896 58.120 59.342 60.561 61.777 62.990 64.201 65.410 6.635 9.210 11.345 13.277 15.086 16.812 18.475 20.090 21.666 23.
12、209 24.725 26.217 27.688 29.141 30.578 32.000 33.409 34.805 36.191 37.566 38.932 40.289 41.638 42.980 44.314 45.642 46.963 48.278 49.588 50.892 52.191 53.486 54.776 56.061 57.342 58.619 59.892 61.162 62.428 63.691 64.950 66.206 67.459 68.710 69.957 7.879 10.597 12.838 14.860 16.750 18.548 20.278 21.955 23.589 25.188 26.757 28.299 29.819 31.319 32.801 34.267 35.718 37.156 38.582 39.997 41.401 42.796 44.181 45.559 46.928 48.290 49.645 50.993 52.336 53.672 55.003 56.328 57.648 58.964 60.275 61.581 62.883 64.181 65.476 66.766 68.053 69.336 70.616 71.893 73.166
