Find the critical value t(subscript)c for the confidence level c = 0.90 and sample size n = 24
Find the critical value t(subscript)c for the confidence level c = 0.90 and sample size n = 24
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 9PPS
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Question
Find the critical value t(subscript)c for the confidence level c = 0.90 and
Transcribed Image Text:d.f.
NAFANDEN MANN
10
12
13
18
19
20
21
22
23
24
25
26
27
28
29
30
32
33
34
Level of
confidence, c 0.80 0.90 0.95 0.98
0.99
0.10 0.05
0.025 0.01
0.005
0.20
0.10
0.05
0.02
0.01
3.078
6.314 12.706 31.821 63.657
1.886 2.920 4.303 6.965
1.638
2.353
1.533 2.132 2.776
One tail, a
Two tails, a
3.182 4.541
3.747 4.604
4
1.476
2.571 3.365 4.032 5
1.440
3.143
3.707
6
1.415
2.998
3.499
7
1.397
1.860 2.306
2.896
3.355
1.833
2.262 2.821 3.250
1.383
1.372 1.812
2.228 2.764 3.169
1.363 1,796 2.201 2.718
3.106
11
1.356
1.782
2.179
2.681
3.055
12
1.350 1.771
2.160
2.650
3.012 13
1.345 1.761
2.145 2.624
2.977
14
1.341 1.753
2.131
2.602
2.947
15
1.337 1.746
2.120 2.583 2.921 16
2.110 2.567
2.898
17
1.333 1.740
1.330 1.734
1.328 1.729
2.101 2.552
2.878
18
2.861 19
2,093 2.539
1.325 1.725 2.086 2.528
1.323 1.721 2.080
2.845 20
2.518
2.831
21
1.321 1.717
2.074 2.508
2.819 22
1.319 1.714
2.500 2.807 23
2.492
2.797 24
2.485
2.787
25
2.479
2.779
26
2.473
2.771 27
2.467
2.763
28
2.462
2.756 29
2.457 2.750
30
2.453
2.744
31
2.449
2.738 32
2.015
1.943 2.447
1.895 2.365
d.f.
1
9.925 2
5.841 3
2.069
1.318 1.711 2.064
1.316 1.708 2.060
1.315 1.706
2.056
1.314 1.703 2.052
1.313 1.701 2.048
1.311 1.699 2.045
1.310 1.697 2.042
1.309 1.696 2.040
1.309 1.694 2.037
1.308 1.692 2.035
1.307 1.691 2.032
2.445
2.733
2.441 2.728
8
9
10
33
34
Transcribed Image Text:35
36
37
38
39
40
45
50
60
70
80
90
100
500
1000
30
d.f.
Level of
confidence, c
One tail, a
Two tails, a
1.306 1.690 2.030
1.306 1.688 2,028
1.305 1.687 2.026 2.431
1.304
1.686
2.024 2.429
1.304
1.685
2.023 2.426
1.303
1.684 2.021
2.423
1.301
1.679
2.014
2.412
1.299 1.676 2.009
2.403
1.296 1.671 2.000 2.390
1.667 1.994
2.381
1.294
1.292 1.664 1.990
2.374
1.291 1.662 1.987 2.368
1.290
1.660 1.984
2.364
1.283 1.648
1.965 2.334
1.282 1.646
1.282 1.645
2.438
2.434
1.962
2.330
1.960 2.326
0.80 0.90 0.95 0.98
0.10
0.05
0.025
0.01
0.20
0.10
0.05
0.02
2.724 35
2.719 36
2.715 37
38
2.712
2.708 39
2.704
40
2.690
45
2.678
50
60
2.660
2.648
2.639
2.632 90
2.626
100
2.586
500
2.581 1000
2.576
30
d.f.
0.99
0.005
0.01
70
80
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