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Of 1000 randomly selected cases of lung cancer, 823 resulted in death within 10 years. (a) Calculate a 95% two-sided confidence interval on the death rate from lung cancer. Blank 1

Of 1000 randomly selected cases of lung cancer, 823 resulted in death within 10 years. (a) Calculate a 95% two-sided confidence interval on the death rate from lung cancer. Blank 1

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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pls answer blank 1-4 for a rate thumbs up ty (ROUND OFF TO 4 DECIMAL PLACES, don't round off upon solving)

Question 4 Of 1000 randomly selected cases of lung cancer, 823 resulted in death within 10 years. (a) Calculate a 95% two-sided confidence interval on the death rate from lung cancer. Blank 1<p < Blank 2 (b) Using the point estimate of p obtained from the preliminary sample, what sample size is needed to be 95% confident that the error in estimating the true value of p is less than 0.03? Blank 3 cases of lung cancer (C) How large must the sample be if we wish to be at least 95% confident that the error in estimating p is less than 0.03, regardless of the true value of p? Blank 4 cases of lung cancer Blank 1 Add your answer Blank 2 Add your answer Blank 3 Add your answer Blank 4 Add your answer
Transcribed Image Text:Question 4 Of 1000 randomly selected cases of lung cancer, 823 resulted in death within 10 years. (a) Calculate a 95% two-sided confidence interval on the death rate from lung cancer. Blank 1<p < Blank 2 (b) Using the point estimate of p obtained from the preliminary sample, what sample size is needed to be 95% confident that the error in estimating the true value of p is less than 0.03? Blank 3 cases of lung cancer (C) How large must the sample be if we wish to be at least 95% confident that the error in estimating p is less than 0.03, regardless of the true value of p? Blank 4 cases of lung cancer Blank 1 Add your answer Blank 2 Add your answer Blank 3 Add your answer Blank 4 Add your answer
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