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To compare the success rates of the two surgical procedures to treat a certain type of cancer, a random sample from each type of procedure is obtained, and the number of patients with no reoccurrence of the disease after 1.5 years was recorded. Compute a 95% confidence interval for the difference in success rates. No reoccurrence Procedure A Procedure B 100 78 120 102 A. 0.07 – 0.053

To compare the success rates of the two surgical procedures to treat a certain type of cancer, a random sample from each type of procedure is obtained, and the number of patients with no reoccurrence of the disease after 1.5 years was recorded. Compute a 95% confidence interval for the difference in success rates. No reoccurrence Procedure A Procedure B 100 78 120 102 A. 0.07 – 0.053

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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To compare the success rates of the two surgical procedures to treat a certain type of cancer, a random sample from each type of procedure is obtained, and the number of patients with no reoccurrence of the disease after 1.5 years was recorded. Compute a 95% confidence interval for the difference in success rates. No reoccurrence Procedure A Procedure B 100 78 120 102 A. 0.07 –0.053 <pj -P2 < 0.07 + 0.053 B. 0.07 -0.0054 < P -P2 < 0.07 +0.0054 C. 0.07 -0.103 <P, -P, <0.07 +0.103 D. 0.07 -0.115 <P1 -P2 <0.07 +0.115
Transcribed Image Text:To compare the success rates of the two surgical procedures to treat a certain type of cancer, a random sample from each type of procedure is obtained, and the number of patients with no reoccurrence of the disease after 1.5 years was recorded. Compute a 95% confidence interval for the difference in success rates. No reoccurrence Procedure A Procedure B 100 78 120 102 A. 0.07 –0.053 <pj -P2 < 0.07 + 0.053 B. 0.07 -0.0054 < P -P2 < 0.07 +0.0054 C. 0.07 -0.103 <P, -P, <0.07 +0.103 D. 0.07 -0.115 <P1 -P2 <0.07 +0.115
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