Statistics at Square One: Appendix Table C

Statistics at Square One

Appendix Table C

Distribution of

Probability

d.f. 0.5 0.10 0.05 0.02 0.01 0.00l

1 0.455 2.706 3.841 5.412 6.635 10.827

2 1.386 4.605 5.991 7.824 9.210 13.815

3 2.366 6.251 7.815 9.837 11.345 16.268

4 3.357 7.779 9.488 11.668 13.277 18.465

5 4.351 9.236 11.070 13.388 15.086 20.517

6 5.348 10.645 12.592 15.033 16.812 22.457

7 6.346 12.017 14.067 16.622 18.475 24.322

8 7.344 l3.362 15.507 18.168 20.090 26.125

9 8.343 l4.684 16.919 19.679 21.666 27.877

10 9.342 l5.987 18.307 21.161 23.209 29.588

11 10.341 17.275 19.675 22.618 24.725 31.264

12 11.340 18.549 21.026 24.054 26.217 32.909

13 12.340 19.812 22.362 25.472 27.688 34.528

14 13.339 21.064 23.685 26.873 29.141 36.l23

15 14. 339 22.307 24.996 28.259 30.578 37.697

16 15.338 23.542 26.296 29.633 32.000 39.252

17 16.338 24.769 27.587 30.995 33.409 40.790

18 17.338 25.989 28.869 32.346 34.805 42.312

19 18.338 27.204 30.144 33.687 36.191 43.820

20 19.337 28.412 31.410 35.020 37.566 45.315

21 20.337 29.615 32.671 36.343 38.932 46.797

22 21.337 30.813 33.924 37.659 40.289 48.268

23 22.337 32.007 35.172 38.968 41.638 49.728

24 23.337 33.196 36.415 40.270 42.980 51.745

25 24.337 34.382 37.652 41.566 44.314 52.620

26 25.336 35.563 38.885 42.479 45.642 54.707

27 26.336 36.741 40.113 44.140 45.963 55.476

28 27.336 37.916 41.337 45.419 48.278 56.893

29 28.336 39.087 42.557 46.693 49.588 58.302

30 29.336 40.256 43.773 47.962 50.892 59.703

Distribution of
	Probability
d.f.	0.5	0.10	0.05	0.02	0.01	0.00l

1	0.455	2.706	3.841	5.412	6.635	10.827
2	1.386	4.605	5.991	7.824	9.210	13.815
3	2.366	6.251	7.815	9.837	11.345	16.268
4	3.357	7.779	9.488	11.668	13.277	18.465
5	4.351	9.236	11.070	13.388	15.086	20.517

6	5.348	10.645	12.592	15.033	16.812	22.457
7	6.346	12.017	14.067	16.622	18.475	24.322
8	7.344	l3.362	15.507	18.168	20.090	26.125
9	8.343	l4.684	16.919	19.679	21.666	27.877
10	9.342	l5.987	18.307	21.161	23.209	29.588

11	10.341	17.275	19.675	22.618	24.725	31.264
12	11.340	18.549	21.026	24.054	26.217	32.909
13	12.340	19.812	22.362	25.472	27.688	34.528
14	13.339	21.064	23.685	26.873	29.141	36.l23
15	14. 339	22.307	24.996	28.259	30.578	37.697

16	15.338	23.542	26.296	29.633	32.000	39.252
17	16.338	24.769	27.587	30.995	33.409	40.790
18	17.338	25.989	28.869	32.346	34.805	42.312
19	18.338	27.204	30.144	33.687	36.191	43.820
20	19.337	28.412	31.410	35.020	37.566	45.315

21	20.337	29.615	32.671	36.343	38.932	46.797
22	21.337	30.813	33.924	37.659	40.289	48.268
23	22.337	32.007	35.172	38.968	41.638	49.728
24	23.337	33.196	36.415	40.270	42.980	51.745
25	24.337	34.382	37.652	41.566	44.314	52.620

26	25.336	35.563	38.885	42.479	45.642	54.707
27	26.336	36.741	40.113	44.140	45.963	55.476
28	27.336	37.916	41.337	45.419	48.278	56.893
29	28.336	39.087	42.557	46.693	49.588	58.302
30	29.336	40.256	43.773	47.962	50.892	59.703

Adapted by pennission of the authors and publishers from Table IV of Fisher and Yates: Statistical Tables for Biological, Agricultural and Medical Research , published by Longman Group Ltd., London (previously published by Oliver & Boyd, Edinburgh).