Question 3: check for normality? 12 10- 10 00 200.00 400 00 1000 00 Lung cancer survival time starting from chemotherapy Treatment type Standard Experimental Aouanba
Question 3: check for normality? 12 10- 10 00 200.00 400 00 1000 00 Lung cancer survival time starting from chemotherapy Treatment type Standard Experimental Aouanba
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
Interpret the diagrams
![Question 3: check for normality?
10-
8-
6-
10
200.00
400 00
600 00
800 00
00
1000 .00
Lung cancer survival time starting from chemotherapy
Treatment type
Standard
Experimental
Aauenbes](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe7e9a12e-caab-4ba6-8392-6ab6f6a1bd13%2F7febe3f4-106c-4223-b90d-2d7638ddf6db%2F7ehp2ma_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question 3: check for normality?
10-
8-
6-
10
200.00
400 00
600 00
800 00
00
1000 .00
Lung cancer survival time starting from chemotherapy
Treatment type
Standard
Experimental
Aauenbes
![Question 4: fit a cox hazard model using one covariate at a
discuss your findings
Variables in the Equation
B SE Wald diSig. Exp(B)95.0% CI for
Exp(B)
Lower Upper
|-052.0188.559|1 .003 950
Med cond
Age
Tumor type
917
983
|-003.026.011 1 918 997
948
1.049
1.7073 635
Tumor_type(1) -068 616.012 912 934
3.121
279
Tumor_type(2) 581 632845 1358 1.787 518
Tumor type(3) 791 911 753 1 385/2.205
Time_diag_stud o1s 019664 415 985 950
6.165
370
13.152
1.022
ly
Question 5: with those covariate (that the single covariate cox
model results a p-value smaller than 0.4), fit a multiple cox
model.
The single covariate cox model results a p-value smaller than
0.4 are
Medical condition with sig 0.003
Tumor type 2 and 3 with sig (0.358 and 0.385)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe7e9a12e-caab-4ba6-8392-6ab6f6a1bd13%2F7febe3f4-106c-4223-b90d-2d7638ddf6db%2Fbhwdsvd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question 4: fit a cox hazard model using one covariate at a
discuss your findings
Variables in the Equation
B SE Wald diSig. Exp(B)95.0% CI for
Exp(B)
Lower Upper
|-052.0188.559|1 .003 950
Med cond
Age
Tumor type
917
983
|-003.026.011 1 918 997
948
1.049
1.7073 635
Tumor_type(1) -068 616.012 912 934
3.121
279
Tumor_type(2) 581 632845 1358 1.787 518
Tumor type(3) 791 911 753 1 385/2.205
Time_diag_stud o1s 019664 415 985 950
6.165
370
13.152
1.022
ly
Question 5: with those covariate (that the single covariate cox
model results a p-value smaller than 0.4), fit a multiple cox
model.
The single covariate cox model results a p-value smaller than
0.4 are
Medical condition with sig 0.003
Tumor type 2 and 3 with sig (0.358 and 0.385)
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