t分布表

n 1 2 3 4 5

6 7 8 9 10

11 12 13 14 15

16 17 18 19 20 n 21 22 23 24 25

26 27 28 29 30

31 32 33

4

α=0.25 1.0000 0.8165 0.79 0.7407 0.7267

0.7176 0.7111 0.70 0.7027 0.6998

0.6974 0.6955 0.6938 0.6924 0.6912

0.6901 0.62 0.6884 0.6876 0.6870 α=0.25 0.68 0.6858 0.6853 0.6848 0.6844

0.6840 0.6837 0.6834 0.6830 0.6828

0.6825 0.6822 0.6820

α=0.10 3.0777 1.8856 1.6377 1.5332 1.4759

1.4398 1.4149 1.3968 1.3830 1.3722

1.3634 1.3562 1.3502 1.3450 1.3406

1.3368 1.3334 1.3304 1.3277 1.3253 α=0.10 1.3232 1.3212 1.3195 1.3178 1.3163

1.3150 1.3137 1.3125 1.3114 1.3104

1.3095 1.3086 1.3077

α=0.05 6.3138 2.9200 2.3534 2.1318 2.0150

1.9432 1.46 1.8595 1.8331 1.8125

1.7959 1.7823 1.7709 1.7613 1.7531

1.7459 1.7396 1.7341 1.7291 1.7247 α=0.05 1.7207 1.7171 1.7139 1.7109 1.7081

1.7058 1.7033 1.7011 1.6991 1.6973

1.6955 1.6939 1.6924

tα=0.025 12.7062 4.3027 3.1824 2.77 2.5706

2.4469 2.36 2.3060 2.2622 2.2281

2.2010 2.1788 2.1604 2.1448 2.1315

2.1199 2.1098 2.1009 2.0930 2.0860 α=0.025 2.0796 2.0739 2.0687 2.0639 2.0595

2.0555 2.0518 2.0484 2.0452 2.0423

2.0395 2.0369 2.0345

分

α=0.01 31.8207 6.96 4.07 3.7469 3.39

3.1427 2.9980 2.65 2.8214 2.7638

2.7181 2.6810 2.6503 2.6245 2.6025

2.5835 2.5669 2.5524 2.5395 2.5280 α=0.01 2.5177 2.5083 2.4999 2.4922 2.4851

2.4786 2.4727 2.4671 2.4620 2.4573

2.4528 2.4487 2.4448

布

α=0.005 63.6574 9.9248 5.8409 4.6041 4.0322

3.7074 3.4995 3.35 3.2498 3.1693

3.1058 3.05 3.0123 2.9768 2.9467

2.9208 2.82 2.8784 2.8609 2.8453 α=0.005 2.8314 2.8188 2.8073 2.7969 2.7874 2.7787 2.7707 2.7633 2.75 2.7500 2.7440 2.7385 2.7333

表

34 35

36 37 38 39 40

41 42 43 44 45

0.6818 0.6816

0.6814 0.6812 0.6810 0.6808 0.6807

0.6805 0.6804 0.6802 0.6801 0.6800

1.3070 1.3062

1.3055 1.3049 1.3042 1.3036 1.3031

1.3025 1.3020 1.3016 1.3011 1.3006

1.6909 1.66

1.6883 1.6871 1.6860 1.6849 1.6839

1.6829 1.6820 1.6811 1.6802 1.6794

2.0322 2.0301

2.0281 2.0262 2.0244 2.0227 2.0211

2.0195 2.0181 2.0167 2.01 2.0141

2.4411 2.4377

2.4345 2.4314 2.4286 2.4258 2.4233

2.4208 2.4185 2.4163 2.4141 2.4121

2.7284 2.7238 2.7195 2.71 2.7116 2.7079 2.7045 2.7012 2.6981 2.6951 2.6923 2.6806