The data below are survival times (in years) for cancer
patients receiving experimental therapy (TREAT) or...
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The data below are survival times (in years) for cancerpatients receiving experimental therapy (TREAT) or standard of care(SOC) in a time-to-mortality study.
ID
Therapy
Years
Event
1
TREAT
1.6
1
2
TREAT
2.7
1
3
TREAT
4.9
1
4
TREAT
5.3
0
5
TREAT
6.2
1
6
TREAT
6.7
0
7
TREAT
7.1
1
8
TREAT
7.9
1
9
SOC
0.6
1
10
SOC
1.4
1
11
SOC
1.6
1
12
SOC
3.5
1
13
SOC
4.8
1
14
SOC
5.7
1
15
SOC
6.3
1
16
SOC
7.3
0
By hand, calculate the Kaplan-Meier estimate of the survivalfunction for each therapy:
By hand, calculate the pointwise 95% confidence intervals forthe Kaplan-Meier survival estimate for each therapy.
By hand, calculate the point and 95% confidence intervalestimates of the 25th, 50th, and75th percentiles of the survival distribution for eachtherapy.
Answer & Explanation
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3.7 Ratings (337 Votes)
First we have to split the data with two datasets One is forTREAT and another is for SOCIDTherapyYearsEventdAt risknkM
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