Critical Values of the Studentized Range for dferror 1 - 10

Error
df
Alpha
 k = number of means or number of steps between ordered means
Alpha
Error
df
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1
 0.100 8.951 13.453 16.378 18.504 20.164 21.516 22.649 23.627 24.478 25.239 25.918 26.520 27.081 27.606 28.087 28.530 28.950 29.346 29.720 0.100
1
0.050 18.066 27.066 32.925 37.149 40.481 43.203 45.501 47.482 49.220 50.780 52.161 53.346 54.469 55.530 56.486 57.349 58.172 58.941 59.663 0.050
0.010 93.157 138.306 168.728 189.173 206.203 219.531 231.719 241.881 250.842 258.985 266.339 271.083 277.480 283.748 289.019 293.348 298.008 302.417 306.636 0.010
2
 0.100 4.136 5.736 6.777 7.540 8.142 8.635 9.052 9.412 9.728 10.011 10.264 10.491 10.701 10.894 11.074 11.240 11.396 11.542 11.679 0.100
2
0.050 6.101 8.344 9.813 10.891 11.744 12.444 13.039 13.552 14.003 14.407 14.761 15.086 15.386 15.662 15.921 16.157 16.379 16.588 16.784 0.050
0.010 14.250 19.206 22.522 24.897 26.813 28.382 29.750 30.923 31.929 32.874 33.644 34.373 35.059 35.693 36.321 36.804 37.316 37.798 38.253 0.010
3
 0.100 3.331 4.469 5.200 5.739 6.163 6.511 6.807 7.063 7.287 7.488 7.669 7.832 7.982 8.120 8.249 8.369 8.480 8.585 8.684 0.100
3
0.050 4.508 5.914 6.828 7.504 8.039 8.480 8.855 9.180 9.465 9.721 9.948 10.156 10.347 10.524 10.689 10.841 10.985 11.119 11.245 0.050
0.010 8.314 10.664 12.225 13.362 14.284 15.032 15.691 16.254 16.752 17.197 17.569 17.926 18.260 18.569 18.868 19.124 19.374 19.610 19.832 0.010
4
 0.100 3.017 3.977 4.587 5.036 5.389 5.680 5.926 6.140 6.328 6.496 6.647 6.784 6.909 7.025 7.133 7.234 7.328 7.416 7.499 0.100
4
0.050 3.932 5.044 5.761 6.290 6.709 7.055 7.349 7.604 7.829 8.031 8.212 8.376 8.527 8.666 8.796 8.918 9.031 9.137 9.238 0.050
0.010 6.541 8.152 9.211 9.988 10.613 11.127 11.573 11.960 12.301 12.613 12.871 13.117 13.350 13.563 13.766 13.952 14.125 14.288 14.442 0.010
5
 0.100 2.852 3.719 4.265 4.665 4.980 5.239 5.459 5.649 5.817 5.967 6.101 6.224 6.337 6.440 6.536 6.626 6.710 6.789 6.864 0.100
5
0.050 3.639 4.605 5.221 5.676 6.035 6.332 6.585 6.804 6.997 7.171 7.325 7.467 7.598 7.718 7.830 7.935 8.033 8.125 8.211 0.050
0.010 5.727 7.002 7.828 8.442 8.933 9.339 9.691 9.997 10.265 10.511 10.718 10.916 11.098 11.267 11.425 11.577 11.711 11.841 11.964 0.010
6
 0.100 2.750 3.560 4.066 4.436 4.727 4.966 5.169 5.345 5.499 5.638 5.762 5.876 5.980 6.076 6.165 6.248 6.325 6.398 6.467 0.100
6
0.050 3.464 4.342 4.898 5.307 5.630 5.897 6.124 6.321 6.495 6.651 6.791 6.918 7.036 7.145 7.245 7.340 7.428 7.511 7.589 0.050
0.010 5.268 6.351 7.050 7.572 7.988 8.337 8.630 8.887 9.115 9.325 9.500 9.668 9.824 9.967 10.101 10.230 10.346 10.456 10.561 0.010
7
 0.100 2.681 3.452 3.932 4.281 4.556 4.781 4.972 5.137 5.283 5.414 5.531 5.638 5.736 5.826 5.910 5.989 6.062 6.131 6.196 0.100
7
0.050 3.347 4.167 4.683 5.062 5.361 5.607 5.817 5.999 6.160 6.304 6.433 6.551 6.660 6.760 6.853 6.941 7.022 7.099 7.171 0.050
0.010 4.967 5.934 6.557 7.018 7.386 7.692 7.953 8.180 8.383 8.567 8.723 8.872 9.009 9.137 9.255 9.369 9.473 9.571 9.664 0.010
8
 0.100 2.631 3.375 3.835 4.169 4.432 4.647 4.829 4.987 5.126 5.251 5.363 5.465 5.558 5.645 5.725 5.800 5.870 5.935 5.997 0.100
8
0.050 3.264 4.043 4.531 4.888 5.169 5.400 5.598 5.769 5.920 6.055 6.177 6.288 6.390 6.484 6.572 6.654 6.731 6.803 6.871 0.050
0.010 4.761 5.648 6.219 6.637 6.970 7.248 7.485 7.693 7.876 8.043 8.185 8.321 8.446 8.562 8.669 8.773 8.868 8.957 9.042 0.010
9
 0.100 2.594 3.317 3.762 4.085 4.338 4.546 4.721 4.873 5.007 5.127 5.235 5.333 5.423 5.506 5.583 5.656 5.723 5.786 5.846 0.100
9
0.050 3.202 3.951 4.416 4.757 5.025 5.246 5.433 5.596 5.740 5.868 5.985 6.090 6.187 6.277 6.360 6.439 6.512 6.580 6.645 0.050
0.010 4.609 5.439 5.969 6.358 6.666 6.924 7.145 7.336 7.506 7.660 7.793 7.918 8.033 8.140 8.240 8.337 8.425 8.508 8.586 0.010
10
 0.100 2.564 3.271 3.705 4.019 4.264 4.466 4.636 4.784 4.914 5.030 5.134 5.230 5.317 5.398 5.472 5.542 5.608 5.669 5.727 0.100
10
0.050 3.153 3.879 4.328 4.656 4.913 5.126 5.305 5.462 5.600 5.723 5.835 5.936 6.029 6.115 6.195 6.270 6.340 6.406 6.468 0.050
0.010 4.495 5.282 5.780 6.145 6.435 6.677 6.884 7.064 7.223 7.368 7.493 7.610 7.719 7.820 7.914 8.004 8.086 8.164 8.237 0.010
Error
df
Alpha
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Alpha
Error
df
k = number of means or number of steps between ordered means

Return to main q table