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Excel中，编制卡方分布临界值表

2024-11-17 00:08:39   202人阅读

一、利用Excel中CHIINV()函数可以生成卡方分布概率值。函数格式：CHIINV（概率，自由度）

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注：NORMSDIST()标准正态分布表；NORMSINV()标准正态分布分位数表；TINV()t分布临界值表；FINV()F分布临界值表

二、在Excel中，在B2单元格输入公式"=CHIINV(B$1,$A2)",然后向下向右复制即可得到卡方分布临界值表。如下表所示（部分，df/a自行输入）：

卡方分布临界值表
df/a 0.995 0.99 0.975 0.95 0.9 0.1 0.05 0.025 0.01 0.005
1 3.92704E-05 0.0001571 0.000982 0.003932 0.015791 2.705543 3.841459 5.023886 6.634897 7.879439
2 0.010025084 0.0201007 0.050636 0.102587 0.210721 4.60517 5.991465 7.377759 9.21034 10.59663
3 0.071721775 0.1148318 0.215795 0.351846 0.584374 6.251389 7.814728 9.348404 11.34487 12.83816
4 0.206989093 0.2971095 0.484419 0.710723 1.063623 7.77944 9.487729 11.14329 13.2767 14.86026
5 0.411741904 0.5542981 0.831212 1.145476 1.610308 9.236357 11.0705 12.8325 15.08627 16.7496
6 0.675726777 0.8720903 1.237344 1.635383 2.204131 10.64464 12.59159 14.44938 16.81189 18.54758
7 0.989255683 1.2390423 1.689869 2.16735 2.833107 12.01704 14.06714 16.01276 18.47531 20.27774
8 1.344413087 1.6464974 2.179731 2.732637 3.489539 13.36157 15.50731 17.53455 20.09024 21.95495
9 1.734932905 2.0879007 2.700389 3.325113 4.168159 14.68366 16.91898 19.02277 21.66599 23.58935
10 2.155856481 2.5582122 3.246973 3.940299 4.865182 15.98718 18.30704 20.48318 23.20925 25.18818
11 2.603221891 3.0534841 3.815748 4.574813 5.577785 17.27501 19.67514 21.92005 24.72497 26.75685
12 3.073823638 3.570569 4.403789 5.226029 6.303796 18.54935 21.02607 23.33666 26.21697 28.29952
13 3.56503458 4.1069155 5.008751 5.891864 7.041505 19.81193 22.36203 24.7356 27.68825 29.81947
14 4.074674957 4.6604251 5.628726 6.570631 7.789534 21.06414 23.68479 26.11895 29.14124 31.31935
15 4.600915572 5.2293489 6.262138 7.260944 8.546756 22.30713 24.99579 27.48839 30.57791 32.80132
16 5.142205443 5.8122125 6.907664 7.961646 9.312236 23.54183 26.29623 28.84535 31.99993 34.26719
17 5.697217101 6.4077598 7.564186 8.67176 10.08519 24.76904 27.58711 30.19101 33.40866 35.71847
18 6.264804685 7.0149109 8.230746 9.390455 10.86494 25.98942 28.8693 31.52638 34.80531 37.15645
19 6.843971445 7.6327296 8.906516 10.11701 11.65091 27.20357 30.14353 32.85233 36.19087 38.58226
20 7.433844263 8.2603983 9.590777 10.85081 12.44261 28.41198 31.41043 34.16961 37.56623 39.99685
21 8.03365342 8.8971979 10.2829 11.59131 13.2396 29.61509 32.67057 35.47888 38.93217 41.40106
22 8.642716401 9.5424923 10.98232 12.33801 14.04149 30.81328 33.92444 36.78071 40.28936 42.79565
23 9.260424776 10.195716 11.68855 13.09051 14.84796 32.0069 35.17246 38.07563 41.6384 44.18128
24 9.886233502 10.856361 12.40115 13.84843 15.65868 33.19624 36.41503 39.36408 42.97982 45.55851
25 10.51965211 11.523975 13.11972 14.61141 16.47341 34.38159 37.65248 40.64647 44.3141 46.92789
26 11.16023741 12.198147 13.8439 15.37916 17.29188 35.56317 38.88514 41.92317 45.64168 48.28988
27 11.80758735 12.878504 14.57338 16.1514 18.1139 36.74122 40.11327 43.19451 46.96294 49.64492
28 12.46133595 13.56471 15.30786 16.92788 18.93924 37.91592 41.33714 44.46079 48.27824 50.99338
29 13.12114889 14.256455 16.04707 17.70837 19.76774 39.08747 42.55697 45.72229 49.58788 52.33562
30 13.78671986 14.953457 16.79077 18.49266 20.59923 40.25602 43.77297 46.97924 50.89218 53.67196

Excel中，编制卡方分布临界值表


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