3. A trial compares a new drug to that considered standard care in patients undergoing knee replacement surgery. The outcome of interest is whether patients report a reduction in pain by 3+ scale points or not. Construct a 95% confidence interval for the difference in proportions of patients between treatments who report a pain reduction of 3+ points. Reduction of 3+ Points Treatment n Number Proportion New Drug 50 40 0.8 Standard 50 15 0.3
3. A trial compares a new drug to that considered standard care in patients undergoing knee replacement surgery. The outcome of interest is whether patients report a reduction in pain by 3+ scale points or not. Construct a 95% confidence interval for the difference in proportions of patients between treatments who report a pain reduction of 3+ points. Reduction of 3+ Points Treatment n Number Proportion New Drug 50 40 0.8 Standard 50 15 0.3
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
Related questions
Question
![3. A trial compares a new drug to that considered standard care in patients undergoing knee
replacement surgery. The outcome of interest is whether patients report a reduction in pain by
3+ scale points or not. Construct a 95% confidence interval for the difference in proportions of
patients between treatments who report a pain reduction of 3+ points.
Reduction of 3+ Points
Treatment
n
Number
Proportion
New Drug
50
40
0.8
Standard
50
15
0.3](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F749c2779-65f9-4fa9-9630-66d45b6e7662%2Ff17f3377-2470-418d-87c2-6c13a2de5970%2Fvm411bi_processed.png&w=3840&q=75)
Transcribed Image Text:3. A trial compares a new drug to that considered standard care in patients undergoing knee
replacement surgery. The outcome of interest is whether patients report a reduction in pain by
3+ scale points or not. Construct a 95% confidence interval for the difference in proportions of
patients between treatments who report a pain reduction of 3+ points.
Reduction of 3+ Points
Treatment
n
Number
Proportion
New Drug
50
40
0.8
Standard
50
15
0.3
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