t Distribution
STUDENT t DISTRIBUTION
(for degrees of freedom Df)
Df .005 .010 .025 .050 .100 .200 .250 .300
-------------------------------------------------------------------
1 63.660 31.820 12.710 6.314 3.078 1.376 1.000 .727
2 9.925 6.965 4.303 2.920 1.886 1.061 .817 .617
3 5.841 4.541 3.182 2.353 1.638 .979 .765 .584
4 4.604 3.747 2.776 2.132 1.533 .941 .741 .569
5 4.032 3.365 2.571 2.015 1.476 .920 .727 .559
6 3.707 3.143 2.447 1.943 1.440 .906 .718 .553
7 3.499 2.998 2.365 1.895 1.415 .896 .711 .549
8 3.355 2.896 2.306 1.860 1.397 .889 .706 .546
9 3.250 2.821 2.262 1.833 1.383 .883 .703 .544
10 3.169 2.764 2.228 1.812 1.372 .879 .700 .542
11 3.106 2.718 2.201 1.796 1.363 .876 .697 .540
12 3.055 2.681 2.179 1.782 1.356 .873 .696 .539
13 3.012 2.650 2.160 1.771 1.350 .870 .694 .538
14 2.977 2.624 2.145 1.761 1.345 .868 .692 .537
15 2.947 2.602 2.131 1.753 1.341 .866 .691 .536
16 2.921 2.583 2.120 1.746 1.337 .865 .690 .535
17 2.898 2.567 2.110 1.740 1.333 .863 .689 .534
18 2.878 2.552 2.101 1.734 1.330 .862 .688 .534
19 2.861 2.539 2.093 1.729 1.328 .861 .688 .533
20 2.845 2.528 2.086 1.725 1.325 .860 .687 .533
21 2.831 2.518 2.080 1.721 1.323 .859 .686 .533
22 2.819 2.508 2.074 1.717 1.321 .858 .686 .532
23 2.807 2.500 2.069 1.714 1.319 .858 .685 .532
24 2.797 2.492 2.064 1.711 1.318 .857 .685 .531
25 2.787 2.485 2.060 1.708 1.316 .856 .684 .531
26 2.779 2.479 2.056 1.706 1.315 .856 .684 .531
27 2.771 2.473 2.052 1.703 1.314 .855 .684 .531
28 2.763 2.467 2.048 1.701 1.313 .855 .683 .530
29 2.756 2.462 2.045 1.699 1.311 .854 .683 .530
infinite 2.576 2.326 1.960 1.645 1.282 .842 .675 .524