Chi-squared table

                               Significance level

 DF    0.9950   0.9750   0.9000   0.5000   0.1000   0.0500   0.0100   0.0010

  1    0.0000   0.0010   0.0158   0.4549   2.7055   3.8415   6.6349  10.8276
  2    0.0100   0.0506   0.2107   1.3863   4.6052   5.9915   9.2103  13.8155
  3    0.0717   0.2158   0.5844   2.3660   6.2514   7.8147  11.3449  16.2662
  4    0.2070   0.4844   1.0636   3.3567   7.7794   9.4877  13.2767  18.4668
  5    0.4117   0.8312   1.6103   4.3515   9.2364  11.0705  15.0863  20.5150

  6    0.6757   1.2373   2.2041   5.3481  10.6446  12.5916  16.8119  22.4577
  7    0.9893   1.6899   2.8331   6.3458  12.0170  14.0671  18.4753  24.3219
  8    1.3444   2.1797   3.4895   7.3441  13.3616  15.5073  20.0902  26.1245
  9    1.7349   2.7004   4.1682   8.3428  14.6837  16.9190  21.6660  27.8772
 10    2.1559   3.2470   4.8652   9.3418  15.9872  18.3070  23.2093  29.5883

 11    2.6032   3.8157   5.5778  10.3410  17.2750  19.6751  24.7250  31.2641
 12    3.0738   4.4038   6.3038  11.3403  18.5493  21.0261  26.2170  32.9095
 13    3.5650   5.0088   7.0415  12.3398  19.8119  22.3620  27.6882  34.5282
 14    4.0747   5.6287   7.7895  13.3393  21.0641  23.6848  29.1412  36.1233
 15    4.6009   6.2621   8.5468  14.3389  22.3071  24.9958  30.5779  37.6973