Critical values of chi-square distribution

p-value

One sided X²

Two sided X²

0.1000000000

1.642374415

2.705543454

0.0500000000

2.705543454

3.841458821

0.0400000000

3.06490172

4.217884588

0.0300000000

3.537384596

4.709292247

0.0200000000

4.217884588

5.411894431

0.0100000000

5.411894431

6.634896601

0.0010000000

9.549535706

10.82756617

0.0001000000

13.83108362

15.13670523

0.0000100000

18.18929348

19.51142096

0.0000010000

22.59504266

23.92812698

0.0000001000

27.03311129

28.37398736

0.0000000100

31.49455797

32.84125335

0.0000000010

35.97368894

37.32489311

0.0000000001

40.46665791

41.8214562