■付表　t 分布表　Student's t distribution 　（パーセント点）percentile

eq.
t 分布表（パーセント点）
degrees of
freedom
n 		Probability P(x<t)
0.90 0.95 0.98 0.99 0.999
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50 		3.077684
1.885618
1.637744
1.533206
1.475884
1.439756
1.414924
1.396815
1.383029
1.372184
1.363430
1.356217
1.350171
1.345030
1.340606
1.336757
1.333379
1.330391
1.327728
1.325341
1.323188
1.321237
1.319460
1.317836
1.316345
1.314972
1.313703
1.312527
1.311434
1.310415
1.309464
1.308573
1.307737
1.306952
1.306212
1.305514
1.304854
1.304230
1.303639
1.303077
1.302543
1.302035
1.301552
1.301090
1.300649
1.300228
1.299825
1.299439
1.299069
1.298714 		6.313752
2.919986
2.353363
2.131847
2.015048
1.943180
1.894579
1.859548
1.833113
1.812461
1.795885
1.782288
1.770933
1.761310
1.753050
1.745884
1.739607
1.734064
1.729133
1.724718
1.720743
1.717144
1.713872
1.710882
1.708141
1.705618
1.703288
1.701131
1.699127
1.697261
1.695519
1.693889
1.692360
1.690924
1.689572
1.688298
1.687094
1.685954
1.684875
1.683851
1.682878
1.681952
1.681071
1.680230
1.679427
1.678660
1.677927
1.677224
1.676551
1.675905 		15.89454
4.848732
3.481909
2.998528
2.756509
2.612242
2.516752
2.448985
2.398441
2.359315
2.328140
2.302722
2.281604
2.263781
2.248540
2.235358
2.223845
2.213703
2.204701
2.196658
2.189427
2.182893
2.176958
2.171545
2.166587
2.162029
2.157825
2.153935
2.150325
2.146966
2.143833
2.140904
2.138159
2.135581
2.133157
2.130871
2.128714
2.126674
2.124742
2.122910
2.121170
2.119515
2.117940
2.116438
2.115005
2.113636
2.112327
2.111073
2.109873
2.108721 		31.82052
6.964557
4.540703
3.746947
3.364930
3.142668
2.997952
2.896459
2.821438
2.763769
2.718079
2.680998
2.650309
2.624494
2.602480
2.583487
2.566934
2.552380
2.539483
2.527977
2.517648
2.508325
2.499867
2.492159
2.485107
2.478630
2.472660
2.467140
2.462021
2.457262
2.452824
2.448678
2.444794
2.441150
2.437723
2.434494
2.431447
2.428568
2.425841
2.423257
2.420803
2.418470
2.416250
2.414134
2.412116
2.410188
2.408345
2.406581
2.404892
2.403272 		318.3088
22.32712
10.21453
7.173182
5.893430
5.207626
4.785290
4.500791
4.296806
4.143700
4.024701
3.929633
3.851982
3.787390
3.732834
3.686155
3.645767
3.610485
3.579400
3.551808
3.527154
3.504992
3.484964
3.466777
3.450189
3.434997
3.421034
3.408155
3.396240
3.385185
3.374899
3.365306
3.356337
3.347934
3.340045
3.332624
3.325631
3.319030
3.312788
3.306878
3.301273
3.295951
3.290890
3.286072
3.281480
3.277098
3.272912
3.268910
3.265079
3.261409
degrees of
freedom
n 		Probability P(x<t)
0.90 0.95 0.98 0.99 0.999
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
72
74
76
78
80
85
90
95
100
110
120
130
140
150
160
170
180
200
250
300
400
500
1000
5000
10000
50000
100000
500000
1000000
∞ 		1.298373
1.298045
1.297730
1.297426
1.297134
1.296853
1.296581
1.296319
1.296066
1.295821
1.295585
1.295356
1.295134
1.294920
1.294712
1.294511
1.294315
1.294126
1.293942
1.293763
1.293421
1.293097
1.292790
1.292500
1.292224
1.291591
1.291029
1.290527
1.290075
1.289295
1.288646
1.288098
1.287628
1.287221
1.286865
1.286551
1.286272
1.285799
1.284947
1.284380
1.283672
1.283247
1.282399
1.281721
1.281636
1.281568
1.281560
1.281553
1.281552
1.281552 		1.675285
1.674689
1.674116
1.673565
1.673034
1.672522
1.672029
1.671553
1.671093
1.670649
1.670219
1.669804
1.669402
1.669013
1.668636
1.668271
1.667916
1.667572
1.667239
1.666914
1.666294
1.665707
1.665151
1.664625
1.664125
1.662978
1.661961
1.661052
1.660234
1.658824
1.657651
1.656659
1.655811
1.655076
1.654433
1.653866
1.653363
1.652508
1.650971
1.649949
1.648672
1.647907
1.646379
1.645158
1.645006
1.644884
1.644869
1.644857
1.644855
1.644854 		2.107616
2.106555
2.105534
2.104552
2.103607
2.102696
2.101818
2.100971
2.100153
2.099363
2.098599
2.097861
2.097146
2.096455
2.095785
2.095135
2.094506
2.093895
2.093302
2.092727
2.091625
2.090584
2.089598
2.088663
2.087777
2.085745
2.083942
2.082331
2.080884
2.078388
2.076313
2.074560
2.073060
2.071762
2.070627
2.069627
2.068738
2.067230
2.064520
2.062717
2.060468
2.059121
2.056431
2.054285
2.054017
2.053802
2.053776
2.053754
2.053752
2.053749 		2.401718
2.400225
2.398790
2.397410
2.396081
2.394801
2.393568
2.392377
2.391229
2.390119
2.389047
2.388011
2.387008
2.386037
2.385097
2.384186
2.383302
2.382446
2.381615
2.380807
2.379262
2.377802
2.376420
2.375111
2.373868
2.371022
2.368497
2.366243
2.364217
2.360726
2.357825
2.355375
2.353278
2.351465
2.349880
2.348483
2.347243
2.345137
2.341356
2.338842
2.335706
2.333829
2.330083
2.327094
2.326721
2.326422
2.326385
2.326355
2.326352
2.326348 		3.257890
3.254512
3.251268
3.248149
3.245149
3.242261
3.239478
3.236795
3.234207
3.231709
3.229296
3.226964
3.224709
3.222527
3.220414
3.218368
3.216386
3.214463
3.212599
3.210789
3.207326
3.204056
3.200964
3.198035
3.195258
3.188902
3.183271
3.178248
3.173739
3.165979
3.159539
3.154107
3.149466
3.145453
3.141949
3.138863
3.136125
3.131480
3.123150
3.117620
3.110731
3.106612
3.098402
3.091863
3.091048
3.090395
3.090314
3.090249
3.090240
3.090232


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