A researcher hypothesizes that the administration of Trintellix, a new treatment for clinical depression, will decrease the number of depressive episodes experienced per week. PID Pre-treatment Post-treatment 1 4 2 2 3 2 3 3 2 4 2 1 5 4 4 6 4 1
A researcher hypothesizes that the administration of Trintellix, a new treatment for clinical depression, will decrease the number of depressive episodes experienced per week. PID Pre-treatment Post-treatment 1 4 2 2 3 2 3 3 2 4 2 1 5 4 4 6 4 1
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
A researcher hypothesizes that the administration of Trintellix, a new treatment for clinical depression, will decrease the number of depressive episodes experienced per week.
| PID | Pre-treatment | Post-treatment |
| 1 | 4 | 2 |
| 2 | 3 | 2 |
| 3 | 3 | 2 |
| 4 | 2 | 1 |
| 5 | 4 | 4 |
| 6 | 4 | 1 |
What is the appropriate statistical test to use for this study?
In decimal form, express the calculated statistic. Round to the nearest hundredths.
If alpha criteria is set at 0.05, is there a treatment effect?
Transcribed Image Text:t Table
cum. prob
t so
0.50
t 3o
0.20
t so
0.10
0.20
tas
t at
t 975
t g95
t 99
t 9995
one-tail
two-tails
0.25
0.15
0.05
0.025
0.01
0.005
0.001 0.0005
1.00
0.50
0.40
0.30
0.10
0.05
0.02
0.01
0.002
0.001
1
UP
0.000
1.000
1.376
1.963
3.078
6.314
12.71
31.82
6.965
63.66
9.925
318.31
636.62
31.599
0.000
0.816
1.061
1.386
1.886
2.920
2.353
4.303
22.327
10.215
7.173
5.893
5.208
0.000
0.765
0.978
1.250
1.638
3.182
4.541
5.841
12.924
8.610
6.869
5.959
5.408
5.041
4.781
4.587
4.437
4.318
4
5
0.000
0.741
0.941
1.190
1.533
2.132
2.776
3.747
4.604
0.000
0.727
0.718
0.920
0.906
0.896
0.889
1.156
1.134
1.476
2.015
1.943
2.571
3.365
3.143
4.032
0.000
0.000
0.000
1.440
1.415
1.397
2.447
3.707
0.711
1.119
1.895
1.860
2.365
2.998
2.896
3.499
3.355
4.785
0.706
1.108
2.306
4.501
9
10
11
12
13
14
15
16
17
18
19
20
0.000
0.703
0.883
0.879
1.100
1.383
1.833
2.262
2.821
3.250
3.169
4.297
0.000
0.700
1.093
1.372
1.812
2.228
4.144
4.025
3.930
3.852
3.787
3.733
3.686
3.646
3.610
3.579
0.000
0.000
0.697
0.695
0.694
2.764
2.718
0.876
0.873
1.088
1.363
1.796
2.201
3.106
3.055
1.083
1.356
1.782
2.179
2.681
0.000
0.870
1.079
1.350
1.771
2.160
2.650
3.012
4.221
4.140
4.073
0.000
0.692
0.868
1.076
1.345
1.761
2.145
2.624
2.977
0.000
0.691
0.866
1.074
1.341
1.753
2.131
2.947
2.921
2.602
0.000
0.690
0.865
1.071
1.337
1.746
2.120
2.583
0.000
0.000
4.015
3.965
0.689
0.863
1.069
1.067
1.333
1.740
2.110
2.567
2.898
0.688
0.862
1.330
1.328
1.734
2.101
2.552
2.878
3.927
3.883
3.850
3.819
3.792
3.768
0.000
0.688
0.861
1.066
1.729
2.093
2.539
2.861
0.000
0.687
0.860
1.064
1.325
1.725
2.086
2.528
2.845
3.552
21
0.000
0.686
0.859
1.063
1.323
1.721
2.080
2.518
2.831
3.527
22
23
24
25
26
27
28
29
30
40
60
80
100
1000
0.000
0.686
0.858
1.061
1.321
1.717
2.074
2.508
2.819
3.505
3.485
3.467
0.000
0.685
0.858
1.060
1.319
1.714
2.069
2.500
2.807
0.000
0.685
0.857
1.059
1.318
1.711
2.064
2.492
2.797
3.745
0.000
0.684
0.856
1.058
1.316
1.708
2.060
2.485
2.787
3.450
3.725
0.000
0.684
0.856
1.058
1.315
1.706
2.056
2.479
2.779
3.435
3.421
3.408
3.396
3.707
0.000
0.684
0.683
0.855
1.057
1.314
1.703
2.052
2.473
2.771
3.690
0.000
0.855
1.056
1.313
1.701
2.048
2.467
2.462
2.763
2.756
3.674
0.000
0.683
0.854
1.055
1.311
1.699
2.045
3.659
0.000
0.854
1.055
1.050
0.683
1.310
1.697
2.042
2.457
2.750
3.385
3.307
3.232
3.646
0.000
0.681
0.851
1.303
1.684
2.021
2.423
2.704
3.551
0.000
0.679
0.848
1.045
1.296
1.671
2.000
2.390
2.660
2.639
3.460
3.416
0.000
0.678
0.846
1.043
1.292
1.664
1.990
2.374
3.195
0.000
0.677
0.845
1.290
1.282
1.042
1.660
1.984
2.364
2.626
3.174
3.390
3.300
0.000
0.675
0.842
1.037
1.646
1.962
2.330
2.581
3.098
0.000
0.674
0.842
1.036
1.282
1.645
1.960
2.326
2.576
3.090
3.291
0%
50%
60%
70%
80%
90%
95%
98%
99% 99.8% 99.9%
Confidence Level
234 567 890
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