To test HO: u=50 versus H1: u less than 50, a random sample size of n=25 is obtained from a population that is known to be normally distributed. If xbar =47.9 and s = 14.1, compute the test statistic. test statistic =-0.745 If the researcher decides to test this hypothesis at the a=0.1 level of significance, determine the critical value(s). Use the table given.
To test HO: u=50 versus H1: u less than 50, a random sample size of n=25 is obtained from a population that is known to be normally distributed. If xbar =47.9 and s = 14.1, compute the test statistic. test statistic =-0.745 If the researcher decides to test this hypothesis at the a=0.1 level of significance, determine the critical value(s). Use the table given.
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
100%
USE THE TABLE GIVEN
To test HO: u=50 versus H1: u less than 50, a random
If xbar =47.9 and s = 14.1, compute the test statistic.
test statistic =-0.745
If the researcher decides to test this hypothesis at the a=0.1 level of significance, determine the critical value(s). Use the table given.
![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
15.894
4.849
3.482
2.999
1
1.000
1.376
1.963
3.078
6.314
12.706
31.821
63.657
127.321
318.309
636.619
6.965
4.541
3.747
2
0.816
1.061
1.386
1.886
2.920
4.303
9.925
14.089
22.327
31.599
3
4
0.765
0.741
0.978
0.941
1.250
1.190
1.638
1.533
2.353
2.132
2.015
3.182
2.776
5.841
4.604
4.032
7.453
5.598
10.215
7.173
12.924
8.610
5
0.727
0.920
1.156
1.476
2.571
2.757
3.365
4.773
5.893
6.869
0.718
0.906
1.134
1.440
1.943
2.447
2.612
3.143
3.707
4.317
5.208
5.959
1.895
1.860
7
0.711
0.896
0.889
1.119
1.415
2.365
2.306
2.517
2.998
2.896
3.499
3.355
4.029
4.785
4.501
5.408
5.041
0.706
0.703
0.700
1.108
1.397
2.449
2.398
8
3.833
0.883
2.821
2.764
9
1.100
1.383
1.833
2.262
3.250
3.690
4.297
4.781
4.587
10
0.879
1.093
1.372
1.812
2.228
2.359
3.169
3.581
4.144
11
0.697
0.876
1.088
1.363
1.796
2.201
2.328
2.718
3.106
3.497
4.025
4.437
12
13
0.695
0.873
0.870
1.083
1.079
1.076
1.356
1.350
1.782
1.771
2.179
2.160
2.303
2.282
2.681
2.650
3.055
3.012
3.428
3.372
3.930
4.318
4.221
0.694
0.692
0.691
3.852
14
0.868
1.345
1.761
2.145
2.264
2.624
2.977
3.326
3.787
4.140
15
0.866
1.074
1.341
1.753
2.131
2.249
2.602
2.947
3.286
3.733
4.073
3.252
3.222
0.865
0.863
0.862
O 861
1.071
1.069
1.067
16
17
0.690
0.689
1.337
1.333
1.746
1.740
2.120
2.110
2.235
2.224
2.583
2.567
2.921
3.686
4.015
3.965
2.898
3.646
0.688
0 688
18
1.330
1.734
2.101
2.214
2.552
2.878
3.197
3.610
3.922
3. 883
19
1066
1 328
1 729
2093
2205
2539
2 861
3174
3579](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3fa757ec-9ef0-41e2-a2d2-ee98e8402c6d%2Fc1952aa8-1ed3-4190-a4bc-746d7999deb9%2F6sgrln_processed.png&w=3840&q=75)
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
15.894
4.849
3.482
2.999
1
1.000
1.376
1.963
3.078
6.314
12.706
31.821
63.657
127.321
318.309
636.619
6.965
4.541
3.747
2
0.816
1.061
1.386
1.886
2.920
4.303
9.925
14.089
22.327
31.599
3
4
0.765
0.741
0.978
0.941
1.250
1.190
1.638
1.533
2.353
2.132
2.015
3.182
2.776
5.841
4.604
4.032
7.453
5.598
10.215
7.173
12.924
8.610
5
0.727
0.920
1.156
1.476
2.571
2.757
3.365
4.773
5.893
6.869
0.718
0.906
1.134
1.440
1.943
2.447
2.612
3.143
3.707
4.317
5.208
5.959
1.895
1.860
7
0.711
0.896
0.889
1.119
1.415
2.365
2.306
2.517
2.998
2.896
3.499
3.355
4.029
4.785
4.501
5.408
5.041
0.706
0.703
0.700
1.108
1.397
2.449
2.398
8
3.833
0.883
2.821
2.764
9
1.100
1.383
1.833
2.262
3.250
3.690
4.297
4.781
4.587
10
0.879
1.093
1.372
1.812
2.228
2.359
3.169
3.581
4.144
11
0.697
0.876
1.088
1.363
1.796
2.201
2.328
2.718
3.106
3.497
4.025
4.437
12
13
0.695
0.873
0.870
1.083
1.079
1.076
1.356
1.350
1.782
1.771
2.179
2.160
2.303
2.282
2.681
2.650
3.055
3.012
3.428
3.372
3.930
4.318
4.221
0.694
0.692
0.691
3.852
14
0.868
1.345
1.761
2.145
2.264
2.624
2.977
3.326
3.787
4.140
15
0.866
1.074
1.341
1.753
2.131
2.249
2.602
2.947
3.286
3.733
4.073
3.252
3.222
0.865
0.863
0.862
O 861
1.071
1.069
1.067
16
17
0.690
0.689
1.337
1.333
1.746
1.740
2.120
2.110
2.235
2.224
2.583
2.567
2.921
3.686
4.015
3.965
2.898
3.646
0.688
0 688
18
1.330
1.734
2.101
2.214
2.552
2.878
3.197
3.610
3.922
3. 883
19
1066
1 328
1 729
2093
2205
2539
2 861
3174
3579
![3.883
3.850
19
0.088
0.861
1.066
1.328
1./29
2.093
2.205
2539
2.861
3.174
3.579
20
0.687
0.860
1.064
1.325
1.725
2.086
2.197
2.528
2.845
3.153
3.552
3.135
3.119
3.104
3.091
21
22
0.686
0.686
0.859
0.858
1.063
1.061
1.323
1.321
1.721
1.717
1.714
2,080
2.074
2.189
2.183
2.518
2.508
2.831
2.819
3.527
3.505
3.819
3.792
23
0.685
0.858
1.060
1.319
2.069
2.177
2.500
2.807
3.485
3.768
24
0.685
0.857
1.059
1.318
1.711
2.064
2.060
2.172
2.492
2.797
3.467
3.745
25
0.684
0.856
1.058
1.316
1.708
2.167
2.485
2.787
3.078
3.450
3.725
26
0.684
2.779
3.435
0.856
0.855
1.058
1.315
1.706
2.056
2.162
2.479
3.067
3.707
3.057
3.047
27
0.684
1.057
1.314
1.703
1.701
2.052
2.158
2.473
2.771
3.421
3.690
28
0.683
0.855
1.056
1.313
2.048
2.154
2.467
2.763
3.408
3.674
29
30
0.683
0.683
0.854
0.854
2.462
2.457
1.055
1.311
1.310
1.699
1.697
2.045
2.042
2.150
2.147
2.756
2.750
3.038
3.030
3.396
3.385
3.659
3.646
1.055
31
2.744
0.682
0.682
0.853
1.054
1.309
1.696
2.040
2.144
2.453
3.022
3.015
3.375
3.633
0.853
0.853
0.852
0.852
1.694
1.692
32
1.054
1.309
2.037
2.035
2.141
2.449
2.738
3.365
3.622
33
0.682
1.053
1.308
2.138
2.445
2.733
3.008
3.356
3.611
34
35
0.682
0,682
1.052
1.052
1.307
1.306
1.691
1.690
2.032
2.030
2.136
2.133
2.441
2.438
2.728
2.724
3.002
2.996
3.348
3.340
3.601
3.591
2.131
2.129
2.719
2.715
3.582
3.574
3.566
3.558
36
0.681
0.852
1.052
1.306
1.688
2.028
2.026
2.434
2.990
3.333
3.326
37
0.681
0.851
1.051
1.305
1.687
2.431
38
39
0.681
0.681
0.851
0.851
1.051
1.050
2.127
2.125
2.985
2.980
2.976
1.304
1.686
2.024
2.023
2.429
2.426
2.712
2.708
3.319
3.313
1.304
1.303
1.685
1.684
40
0.681
0.851
1.050
2.021
2.123
2.423
2.704
2.971
3.307
3.551
50
0.679
0.849
1.047
1.299
1.676
2.009
2.109
2.403
2.678
2.937
3.261
3.496](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3fa757ec-9ef0-41e2-a2d2-ee98e8402c6d%2Fc1952aa8-1ed3-4190-a4bc-746d7999deb9%2Fliiygjg_processed.png&w=3840&q=75)
Transcribed Image Text:3.883
3.850
19
0.088
0.861
1.066
1.328
1./29
2.093
2.205
2539
2.861
3.174
3.579
20
0.687
0.860
1.064
1.325
1.725
2.086
2.197
2.528
2.845
3.153
3.552
3.135
3.119
3.104
3.091
21
22
0.686
0.686
0.859
0.858
1.063
1.061
1.323
1.321
1.721
1.717
1.714
2,080
2.074
2.189
2.183
2.518
2.508
2.831
2.819
3.527
3.505
3.819
3.792
23
0.685
0.858
1.060
1.319
2.069
2.177
2.500
2.807
3.485
3.768
24
0.685
0.857
1.059
1.318
1.711
2.064
2.060
2.172
2.492
2.797
3.467
3.745
25
0.684
0.856
1.058
1.316
1.708
2.167
2.485
2.787
3.078
3.450
3.725
26
0.684
2.779
3.435
0.856
0.855
1.058
1.315
1.706
2.056
2.162
2.479
3.067
3.707
3.057
3.047
27
0.684
1.057
1.314
1.703
1.701
2.052
2.158
2.473
2.771
3.421
3.690
28
0.683
0.855
1.056
1.313
2.048
2.154
2.467
2.763
3.408
3.674
29
30
0.683
0.683
0.854
0.854
2.462
2.457
1.055
1.311
1.310
1.699
1.697
2.045
2.042
2.150
2.147
2.756
2.750
3.038
3.030
3.396
3.385
3.659
3.646
1.055
31
2.744
0.682
0.682
0.853
1.054
1.309
1.696
2.040
2.144
2.453
3.022
3.015
3.375
3.633
0.853
0.853
0.852
0.852
1.694
1.692
32
1.054
1.309
2.037
2.035
2.141
2.449
2.738
3.365
3.622
33
0.682
1.053
1.308
2.138
2.445
2.733
3.008
3.356
3.611
34
35
0.682
0,682
1.052
1.052
1.307
1.306
1.691
1.690
2.032
2.030
2.136
2.133
2.441
2.438
2.728
2.724
3.002
2.996
3.348
3.340
3.601
3.591
2.131
2.129
2.719
2.715
3.582
3.574
3.566
3.558
36
0.681
0.852
1.052
1.306
1.688
2.028
2.026
2.434
2.990
3.333
3.326
37
0.681
0.851
1.051
1.305
1.687
2.431
38
39
0.681
0.681
0.851
0.851
1.051
1.050
2.127
2.125
2.985
2.980
2.976
1.304
1.686
2.024
2.023
2.429
2.426
2.712
2.708
3.319
3.313
1.304
1.303
1.685
1.684
40
0.681
0.851
1.050
2.021
2.123
2.423
2.704
2.971
3.307
3.551
50
0.679
0.849
1.047
1.299
1.676
2.009
2.109
2.403
2.678
2.937
3.261
3.496
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Similar questions
Recommended textbooks for you
![MATLAB: An Introduction with Applications](https://www.bartleby.com/isbn_cover_images/9781119256830/9781119256830_smallCoverImage.gif)
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
![Probability and Statistics for Engineering and th…](https://www.bartleby.com/isbn_cover_images/9781305251809/9781305251809_smallCoverImage.gif)
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
![Statistics for The Behavioral Sciences (MindTap C…](https://www.bartleby.com/isbn_cover_images/9781305504912/9781305504912_smallCoverImage.gif)
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
![MATLAB: An Introduction with Applications](https://www.bartleby.com/isbn_cover_images/9781119256830/9781119256830_smallCoverImage.gif)
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
![Probability and Statistics for Engineering and th…](https://www.bartleby.com/isbn_cover_images/9781305251809/9781305251809_smallCoverImage.gif)
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
![Statistics for The Behavioral Sciences (MindTap C…](https://www.bartleby.com/isbn_cover_images/9781305504912/9781305504912_smallCoverImage.gif)
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
![Elementary Statistics: Picturing the World (7th E…](https://www.bartleby.com/isbn_cover_images/9780134683416/9780134683416_smallCoverImage.gif)
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
![The Basic Practice of Statistics](https://www.bartleby.com/isbn_cover_images/9781319042578/9781319042578_smallCoverImage.gif)
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
![Introduction to the Practice of Statistics](https://www.bartleby.com/isbn_cover_images/9781319013387/9781319013387_smallCoverImage.gif)
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman