Надежность технических систем. Дмитриев В.А. - 51 стр.

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Таблица 3
Квантили распределения Стьюдента
k
Односторонняя доверительная вероятность
0,90
0,95
0,975
0,990
0,995
0,9975
Двусторонняя доверительная вероятность
0,80
0,90
0,95
0,98
0,99
0,995
1
3,078
6,314
12,71
31,82
63,66
127,3
2
1,886
2,920
4,303
6,965
9,925
14,09
3
1,638
2,353
3,182
4,541
5,841
7,453
4
1,533
2,132
2,776
3,747
4,604
5,598
5
1,476
2,015
2,571
3,365
4,032
4,773
6
1,440
1,943
2,447
3,143
3,707
4,317
7
1,415
1,895
2,365
2,998
3,499
4,029
8
1,397
1,859
2,306
2,896
3,355
3,832
9
1,383
1,833
2,262
2,821
3,250
3,690
10
1,372
1,812
2,228
2,764
3,169
3,581
11
1,363
1,796
2,201
2,718
3,106
3,497
12
1,356
1,782
2,179
2,681
3,054
3,428
13
1,350
1,771
2,160
2,650
3,012
3,372
14
1,345
1,761
2,145
2,624
2,977
3,326
15
1,341
1,753
2,131
2,602
2,947
3,286
16
1,337
1,746
2,120
2,583
2,921
3,252
17
1,333
1,740
2,110
2,567
2,898
3,222
18
1,330
1,734
2,101
2,552
2,878
3,197
19
1,328
1,729
2,093
2,539
2,861
3,174
20
1,325
1,725
2,086
2,528
2,845
3,153
21
1,323
1,721
2,080
2,518
2,831
3,135
22
1,321
1,717
2,074
2,508
2,819
3,119
23
1,319
1,714
2,069
2,500
2,807
3,104
24
1,318
1,711
2,064
2,492
2,797
3,090
25
1,316
1,708
2,060
2,485
2,787
3,078
26
1,315
1,706
2,056
2,479
2,779
3,067
27
1,314
1,703
2,052
2,473
2,771
3,056
28
1,313
1,701
2,048
2,467
2,763
3,047
29
1,311
1,699
2,045
2,462
2,756
3,038
30
1,310
1,697
2,042
2,457
2,750
3,030
40
1,303
1,684
2,021
2,423
2,704
2,971
50
1,298
1,676
2,009
2,403
2,678
2,937
60
1,296
1,671
2,000
2,390
2,660
2,915
70
1,294
1,667
1,994
2,381
2,648
2,899
80
1,292
1,664
1,990
2,374
2,639
2,887
90
1,291
1,662
1,987
2,368
2,632
2,878
100
1,290
1,660
1,984
2,364
2,626
2,871