use the table provided in attachments. to test H0: u=100 versus h1 u not equal to 100, a simple random sample of size n=19 is obtained from a population that is known to be normally distributed. if xbar =104.2 and 8.5, compute the test statistic. T= 2.154 B. if the researcher decides to test this hypothesis at the a=.01 level of significance, determine the critical values C. Construct a 99% confidence interval to test the hypothesis.
use the table provided in attachments. to test H0: u=100 versus h1 u not equal to 100, a simple random sample of size n=19 is obtained from a population that is known to be normally distributed. if xbar =104.2 and 8.5, compute the test statistic. T= 2.154 B. if the researcher decides to test this hypothesis at the a=.01 level of significance, determine the critical values C. Construct a 99% confidence interval to test the hypothesis.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Chapter 10 number 15
use the table provided in attachments.
to test H0: u=100 versus h1 u not equal to 100, a simple random
if xbar =104.2 and 8.5, compute the test statistic.
T= 2.154
B. if the researcher decides to test this hypothesis at the a=.01 level of significance, determine the critical values
C. Construct a 99% confidence interval to test the hypothesis.
Transcribed Image Text:df
0.25
0.20
0.15
0.10
0.05
0.025
0,02
0,01
0.005
0.0025
0.001
0.0005
df
1
1.000
1.376
1.963
3.078
6.314
12.706
15.894
31.821
63.657
127.321
318.309
636.619
1
1.386
1.250
1.190
6.965
4.541
3.747
2
0.816
1.061
1.886
2.920
4.303
4.849
9.925
14.089
22.327
31.599
2
3
4
0.765
0.741
0.978
0.941
3.182
2.776
3.482
2.999
7.453
5.598
1.638
2.353
2.132
5.841
4.604
10.215
12.924
8.610
3
1.533
7.173
5.893
0.727
0.920
1.156
1.476
2.015
2.571
2.757
3.365
4.032
4.773
6.869
5
1.943
5.208
4.785
4.501
6
0.718
0.906
1.134
1.440
2.447
2.612
3.143
3.707
4.317
5.959
6.
7
0.711
0.706
0.896
0.889
1.119
1.108
1.415
1.895
1.860
2.365
2.306
2.517
2.449
2.998
2.896
3.499
3.355
4.029
3.833
5.408
5.041
7
1.397
0.703
0.883
1.100
1.383
1.833
2.262
2.398
2.821
3.250
3.690
4.297
4.781
10
0.700
0.879
1.093
1.372
1.812
2.228
2.359
2.764
3.169
3.581
4.144
4.587
10
0.697
0.695
0.694
11
0.876
1.088
1.363
1.356
1.350
1.796
2.201
2.328
2.718
3.106
3.497
4.025
4.437
11
2.179
2.160
2,303
2.282
3.428
3.372
3.326
3.286
12
13
0.873
0.870
1.083
1.079
1.782
2.681
2.650
3.055
3.012
3.930
3.852
3.787
3.733
4.318
4.221
12
13
1.771
14
0.692
0.691
0.868
1.076
1.345
1.761
2.145
2.264
2.624
2.977
4.140
14
15
0.866
1.074
1.341
1.753
2.131
2.249
2.602
2.947
4.073
15
16
17
0.690
0.689
0.865
0.863
1.071
1.069
1.337
1.333
1.746
1.740
2.120
2.110
2.235
2.224
2.921
2.898
2,583
2.567
2.552
2.539
3.252
3.686
3.646
4.015
3.965
16
17
3.222
3.197
0.862
1.067
2.101
2.093
2 086
18
0.688
1.330
1.734
2.214
2.878
3.610
3.922
18
1.729
1 725
19
0.688
0.861
1.066
1.328
2.205
2.861
3.174
3.579
3.883
19
20
0 687
O 860
1064
1 325
2197
2528
2 845
3153
3552
3850
20
Transcribed Image Text:20
0.687
0.860
1.064
1.325
1.725
2.086
2.197
2.528
2.845
3.153
3.552
3.850
20
21
22
0.686
0.686
0.859
0.858
1.063
1.061
2.518
2.508
3.135
3.119
3.104
1.323
1.721
1.717
2.080
2.074
2.189
2.831
2.819
3.527
3.505
3.819
3.792
21
22
1.321
2.183
2.177
23
0.685
0.858
1.060
1.319
1.714
2.069
2.500
2.807
3.485
3.768
23
0.685
0.684
1.059
1.058
0.857
1.711
1.708
2.064
2.172
3.745
3.725
24
1.318
2.492
2.797
3.091
3.467
24
25
0.856
1.316
2.060
2.167
2.485
2.787
3.078
3.450
25
2.056
2.052
2.479
3.067
3.057
3.047
3.038
3.030
26
0.684
0.856
1.058
1.315
1.706
2.162
2.779
3.435
3.707
26
1.314
1.313
27
0.684
0.855
1.057
1.703
2.158
2.473
2.771
3.421
3.690
27
0.55
3.674
3.659
3.646
28
0.683
1.056
1.701
2.048
2.154
2.467
2.763
3.408
28
29
30
1.055
1.055
0.683
0.854
1.311
1.310
1.699
1.697
2.045
2.042
2.150
2.147
2.462
2.756
2.750
3.396
3.385
29
0.683
0.854
2.457
30
1.054
1.054
1.053
31
0.682
0.853
1.309
1.696
2.040
2.144
2.453
2.744
3.022
3.015
3.375
3.633
31
32
1.694
2.141
2.138
3.622
3.611
3.601
0.682
0.853
1.309
2.037
2.449
2.738
3.365
32
33
33
0.682
0.853
1.308
1.692
2.035
2.445
2.733
3.008
34
35
0.682
0.682
0.852
0.852
1.052
1.052
1.307
1.306
2.032
2.030
3.356
3.348
3.340
34
35
1.691
2.136
2.441
2.438
2.728
2.724
3.002
2.996
1.690
2.133
3.591
36
0.681
0.852
1.052
1.306
1.688
2.028
2.131
2.434
2.719
2.990
3.333
3.582
36
37
0.681
0.851
1.051
1.305
1.687
2.026
2.129
2.431
2.715
2.985
3.326
3.574
37
38
39
0.681
0.681
2.127
2.125
0.851
1.051
1.050
1.304
1.304
1.686
2.024
2.023
2.429
2.426
2.712
2.708
2.980
2.976
3.319
3.566
3.558
38
39
3.313
0.851
0.851
1.685
1.684
40
0.681
1.050
1.303
2.021
2.123
2.423
2.704
2.971
3.307
3.551
40
0670
1047
1200
1676
2 100
2 402
2679
2 027
2 361
2 406
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