Critical Values of the Studentized Range for dferror 11 - 20

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
11
0.100 2.541 3.235 3.659 3.965 4.205 4.402 4.568 4.712 4.838 4.951 5.053 5.146 5.231 5.310 5.382 5.450 5.514 5.574 5.630 0.100
11
0.050 3.115 3.822 4.258 4.575 4.824 5.030 5.203 5.354 5.487 5.607 5.714 5.812 5.902 5.986 6.063 6.135 6.203 6.266 6.327 0.050
0.010 4.405 5.157 5.631 5.979 6.254 6.484 6.679 6.850 7.001 7.138 7.257 7.369 7.471 7.567 7.656 7.741 7.820 7.893 7.963 0.010
12
0.100 2.522 3.205 3.622 3.922 4.157 4.349 4.512 4.652 4.776 4.887 4.986 5.077 5.160 5.237 5.308 5.375 5.437 5.495 5.551 0.100
12
0.050 3.083 3.775 4.200 4.509 4.752 4.951 5.120 5.266 5.396 5.511 5.616 5.711 5.798 5.879 5.954 6.024 6.090 6.152 6.210 0.050
0.010 4.333 5.056 5.511 5.844 6.108 6.328 6.515 6.677 6.822 6.953 7.066 7.173 7.271 7.363 7.448 7.529 7.604 7.674 7.740 0.010
13
0.100 2.506 3.180 3.590 3.885 4.116 4.305 4.465 4.603 4.724 4.832 4.930 5.019 5.101 5.176 5.246 5.311 5.372 5.429 5.483 0.100
13
0.050 3.057 3.736 4.152 4.454 4.691 4.885 5.050 5.193 5.319 5.432 5.534 5.627 5.711 5.790 5.863 5.932 5.996 6.056 6.113 0.050
0.010 4.272 4.973 5.412 5.733 5.987 6.199 6.379 6.535 6.674 6.800 6.909 7.012 7.107 7.194 7.276 7.354 7.425 7.493 7.557 0.010
14
0.100 2.492 3.158 3.563 3.855 4.082 4.268 4.425 4.560 4.680 4.786 4.882 4.970 5.050 5.124 5.193 5.257 5.317 5.373 5.426 0.100
14
0.050 3.035 3.703 4.112 4.408 4.640 4.830 4.992 5.131 5.254 5.365 5.464 5.555 5.638 5.715 5.786 5.853 5.916 5.974 6.030 0.050
0.010 4.221 4.903 5.330 5.642 5.886 6.092 6.265 6.416 6.551 6.672 6.778 6.877 6.968 7.052 7.131 7.207 7.276 7.341 7.403 0.010
15
0.100 2.480 3.140 3.541 3.828 4.052 4.235 4.390 4.524 4.642 4.747 4.841 4.927 5.006 5.079 5.147 5.210 5.269 5.324 5.377 0.100
15
0.050 3.016 3.675 4.077 4.368 4.596 4.783 4.941 5.078 5.199 5.307 5.404 5.493 5.575 5.650 5.720 5.786 5.847 5.905 5.959 0.050
0.010 4.178 4.844 5.259 5.563 5.802 6.000 6.168 6.316 6.446 6.563 6.666 6.762 6.850 6.933 7.008 7.081 7.149 7.212 7.272 0.010
16
0.100 2.470 3.125 3.521 3.805 4.026 4.207 4.360 4.492 4.609 4.712 4.805 4.890 4.968 5.040 5.107 5.169 5.227 5.282 5.334 0.100
16
0.050 3.000 3.651 4.047 4.334 4.558 4.742 4.897 5.032 5.151 5.257 5.353 5.440 5.520 5.594 5.663 5.727 5.787 5.844 5.897 0.050
0.010 4.141 4.793 5.199 5.496 5.728 5.922 6.085 6.229 6.355 6.469 6.571 6.663 6.749 6.829 6.903 6.974 7.039 7.100 7.159 0.010
17
0.100 2.461 3.111 3.503 3.785 4.004 4.183 4.334 4.465 4.579 4.682 4.774 4.858 4.935 5.006 5.072 5.133 5.191 5.245 5.296 0.100
17
0.050 2.985 3.630 4.021 4.304 4.525 4.706 4.859 4.992 5.109 5.213 5.307 5.393 5.472 5.545 5.612 5.676 5.735 5.791 5.843 0.050
0.010 4.109 4.749 5.147 5.437 5.664 5.853 6.013 6.153 6.276 6.388 6.487 6.577 6.661 6.739 6.811 6.880 6.944 7.004 7.060 0.010
18
0.100 2.453 3.098 3.488 3.767 3.984 4.161 4.311 4.440 4.554 4.655 4.746 4.829 4.905 4.975 5.040 5.101 5.158 5.212 5.262 0.100
18
0.050 2.973 3.611 3.998 4.277 4.495 4.674 4.825 4.956 5.071 5.174 5.267 5.352 5.430 5.502 5.568 5.630 5.689 5.744 5.796 0.050
0.010 4.081 4.711 5.101 5.386 5.609 5.794 5.950 6.087 6.207 6.316 6.413 6.501 6.583 6.659 6.730 6.798 6.860 6.918 6.974 0.010
19
0.100 2.446 3.088 3.474 3.751 3.966 4.142 4.290 4.418 4.531 4.631 4.721 4.803 4.879 4.948 5.013 5.073 5.129 5.182 5.232 0.100
19
0.050 2.962 3.594 3.978 4.254 4.470 4.646 4.795 4.925 5.038 5.140 5.232 5.315 5.392 5.463 5.529 5.590 5.648 5.702 5.753 0.050
0.010 4.056 4.677 5.060 5.341 5.559 5.741 5.894 6.028 6.146 6.253 6.348 6.434 6.515 6.589 6.659 6.725 6.786 6.843 6.898 0.010
20
0.100 2.440 3.078 3.462 3.737 3.950 4.125 4.272 4.398 4.510 4.609 4.699 4.780 4.855 4.924 4.988 5.047 5.103 5.156 5.205 0.100
20
0.050 2.952 3.579 3.959 4.233 4.446 4.621 4.769 4.896 5.009 5.109 5.200 5.282 5.358 5.428 5.493 5.554 5.611 5.664 5.715 0.050
0.010 4.034 4.646 5.024 5.300 5.515 5.693 5.844 5.976 6.092 6.197 6.290 6.375 6.454 6.527 6.595 6.661 6.720 6.776 6.830 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

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