程序代写案例-B-10 A

B-10 A P P E N D I X B
TABLE 4
Critical Values of the
Student t Distribution
Degrees of
Freedom t.100 t.050 t.025 t.010 t.005
1 3.07
8 6.314 12.706 31.821 63.657
2 1.886 2.920 4.303 6.965 9.925
3 1.638 2.353 3.182 4.541 5.841
4 1.533 2.132 2.776 3.747 4.604
5 1.476 2.015 2.571 3.365 4.032
6 1.440 1.943 2.447 3.143 3.707
7 1.415 1.895 2.365 2.998 3.499
8 1.397 1.860 2.306 2.896 3.355
9 1.383 1.833 2.262 2.821 3.250
10 1.372 1.812 2.228 2.764 3.169
11 1.363 1.796 2.201 2.718 3.106
12 1.356 1.782 2.179 2.681 3.055
13 1.350 1.771 2.160 2.650 3.012
14 1.345 1.761 2.145 2.624 2.977
15 1.341 1.753 2.131 2.602 2.947
16 1.337 1.746 2.120 2.583 2.921
17 1.333 1.740 2.110 2.567 2.898
18 1.330 1.734 2.101 2.552 2.878
19 1.328 1.729 2.093 2.539 2.861
20 1.325 1.725 2.086 2.528 2.845
21 1.323 1.721 2.080 2.518 2.831
22 1.321 1.717 2.074 2.508 2.819
23 1.319 1.714 2.069 2.500 2.807
24 1.318 1.711 2.064 2.492 2.797
25 1.316 1.708 2.060 2.485 2.787
26 1.315 1.706 2.056 2.479 2.779
27 1.314 1.703 2.052 2.473 2.771
28 1.313 1.701 2.048 2.467 2.763
29 1.311 1.699 2.045 2.462 2.756
30 1.310 1.697 2.042 2.457 2.750
35 1.306 1.690 2.030 2.438 2.724
40 1.303 1.684 2.021 2.423 2.704
45 1.301 1.679 2.014 2.412 2.690
50 1.299 1.676 2.009 2.403 2.678
55 1.297 1.673 2.004 2.396 2.668
60 1.296 1.671 2.000 2.390 2.660
65 1.295 1.669 1.997 2.385 2.654
70 1.294 1.667 1.994 2.381 2.648
75 1.293 1.665 1.992 2.377 2.643
80 1.292 1.664 1.990 2.374 2.639
85 1.292 1.663 1.988 2.371 2.635
90 1.291 1.662 1.987 2.368 2.632
95 1.291 1.661 1.985 2.366 2.629
100 1.290 1.660 1.984 2.364 2.626
110 1.289 1.659 1.982 2.361 2.621
120 1.289 1.658 1.980 2.358 2.617
130 1.288 1.657 1.978 2.355 2.614
140 1.288 1.656 1.977 2.353 2.611
150 1.287 1.655 1.976 2.351 2.609
160 1.287 1.654 1.975 2.350 2.607
170 1.287 1.654 1.974 2.348 2.605
180 1.286 1.653 1.973 2.347 2.603
190 1.286 1.653 1.973 2.346 2.602
200 1.286 1.653 1.972 2.345 2.601
q 1.282 1.645 1.960 2.326 2.576
tA
A
App-B.qxd 11/22/10 6:41 PM Page B-10

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