Interpret the survival curve. What is the probability of survival for each group at 25 months? Percent Surviving 0.9 0.8 0.7- 0.6 0.5 0.4- 0.3- 0.2 0.1 0 10 15 20 Months Chemo Before Surgery Chemo After Surgery a. Surgery after: 90%; Before surgery: 30% b. Surgery after: 30%; Before surgery: 90% c. Surgery after: 50%; Before surgery: 50% d. Surgery after 40%; Before surgery: 100%

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Interpret the survival curve. What is the
probability of survival for each group at
25 months?
Percent Surviving
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0 +
0
5
10
15
20
25
Months
30
Chemo Before Surgery
Chemo After Surgery
50
a. Surgery after: 90%; Before surgery:
30%
b. Surgery after: 30%; Before surgery:
90%
c. Surgery after: 50%; Before surgery:
50%
d. Surgery after 40%; Before surgery:
100%
Transcribed Image Text:Interpret the survival curve. What is the probability of survival for each group at 25 months? Percent Surviving 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 + 0 5 10 15 20 25 Months 30 Chemo Before Surgery Chemo After Surgery 50 a. Surgery after: 90%; Before surgery: 30% b. Surgery after: 30%; Before surgery: 90% c. Surgery after: 50%; Before surgery: 50% d. Surgery after 40%; Before surgery: 100%
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