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ANEXO A – t de Student
Valores do Coeficiente de Student
Número de valores
Individuais (n)
P = 68,3%
1,00 σ
σσ
σ
P = 95,0%
1,96 σ
σσ
σ
P = 99,0%
2,58 σ
σσ
σ
P = 99,73%
3,00 σ
σσ
σ
2 1,8395 12,7062 63,6559 235,7736
3 1,3224 4,3027 9,9250 19,2062
4 1,1978 3,1824 5,8408 9,2189
5 1,1425 2,7765 4,6041 6,6200
6 1,1113 2,5706 4,0321 5,5070
7 1,0913 2,4469 3,7074 4,9040
8 1,0775 2,3646 3,4995 4,5299
9 1,0673 2,3060 3,3554 4,2765
10 1,0594 2,2622 3,2498 4,0942
11 1,0533 2,2281 3,1693 3,9570
12 1,0483 2,2010 3,1058 3,8499
13 1,0441 2,1788 3,0545 3,7643
14 1,0407 2,1604 3,0123 3,6941
15 1,0377 2,1448 2,9768 3,6358
16 1,0352 2,1315 2,9467 3,5864
17 1,0329 2,1199 2,9208 3,5441
18 1,0310 2,1098 2,8982 3,5074
19 1,0292 2,1009 2,8784 3,4754
20 1,0277 2,0930 2,8609 3,4472
21 1,0263 2,0860 2,8453 3,4221
22 1,0251 2,0796 2,8314 3,3997
23 1,0239 2,0739 2,8188 3,3795
24 1,0229 2,0687 2,8073 3,3613
25 1,0219 2,0639 2,7970 3,3448
26 1,0211 2,0595 2,7874 3,3296
27 1,0203 2,0555 2,7787 3,3157
28 1,0195 2,0518 2,7707 3,3030
29 1,0188 2,0484 2,7633 3,2913
30 1,0182 2,0452 2,7564 3,2804
31 1,0176 2,0423 2,7500 3,2703
32 1,0171 2,0395 2,7440 3,2609
33 1,0165 2,0369 2,7385 3,2521
34 1,0160 2,0345 2,7333 3,2440
35 1,0156 2,0322 2,7284 3,2363
36 1,0152 2,0301 2,7238 3,2291
37 1,0147 2,0281 2,7195 3,2223
38 1,0144 2,0262 2,7154 3,2159
39 1,0140 2,0244 2,7116 3,2099
40 1,0136 2,0227 2,7079 3,2042
45 1,0122 2,0154 2,6923 3,1797
50 1,0110 2,0096 2,6800 3,1605
55 1,0100 2,0049 2,6700 3,1450
60 1,0092 2,0010 2,6618 3,1322
65 1,0085 1,9977 2,6549 3,1215
70 1,0079 1,9949 2,6490 3,1124
75 1,0075 1,9925 2,6439 3,1046
80 1,0070 1,9905 2,6395 3,0977
85 1,0066 1,9886 2,6356 3,0918
90 1,0063 1,9870 2,6322 3,0865
95 1,0060 1,9855 2,6291 3,0817
100 1,0057 1,9842 2,6264 3,0775
105 1,0055 1,9830 2,6239 3,0737
110 1,0053 1,9820 2,6217 3,0702
120 1,0049 1,9801 2,6178 3,0643
∞ 1,0000 1,9600 2,5800 3,0000
t de Student obtido com o uso de função específica do Excel ®.