Use the sample data and confidence level given below to complete parts (a) through (d).A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4373 patients treated with the drug, 147 developed the adverse reaction of nausea. Construct a 95% confidence interval for the proportion of adverse reactions.a) Find the best point estimate of the population proportion p.(Round to three decimal places as needed.)b) Identify the value of the margin of error E.E=D(Round to three decimal places as needed.)c) Construct the confidence interval.(Round to three decimal places as needed.)d) Write a statement that correctly interprets the confidence interval. Choose the correct answer below.O A. One has 95% confidence that the interval from the lower bound to the upper bound actually does contain the true value of the population proportion.O B. There is a 95% chance that the true value of the population proportion will fall between the lower bound and the upper bound.OC. 95% of sample proportions will fall between the lower bound and the upper bound.O D. One has 95% confidence that the sample proportion is equal to the population proportion.

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Use the sample data and confidence level given below to complete parts (a) through (d). A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4373 patients treated with the drug, 147 developed the adverse reaction of nausea. Construct a 95% confidence interval for the proportion of adverse reactions. a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E-0 (Round to three decimal places as needed.) c) Construct the confidence interval. (Round to three decimal places as needed.)

Use the sample data and confidence level given below to complete parts (a) through (d). A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4373 patients treated with the drug, 147 developed the adverse reaction of nausea. Construct a 95% confidence interval for the proportion of adverse reactions. a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E-0 (Round to three decimal places as needed.) c) Construct the confidence interval. (Round to three decimal places as needed.)

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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Concept explainers

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.

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Use the sample data and confidence level given below to complete parts (a) through (d).
A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4373 patients treated with the drug, 147 developed the adverse reaction of nausea. Construct a 95% confidence interval for the proportion of adverse reactions.
a) Find the best point estimate of the population proportion p.
(Round to three decimal places as needed.)
b) Identify the value of the margin of error E.
E=D
(Round to three decimal places as needed.)
c) Construct the confidence interval.
(Round to three decimal places as needed.)
d) Write a statement that correctly interprets the confidence interval. Choose the correct answer below.
O A. One has 95% confidence that the interval from the lower bound to the upper bound actually does contain the true value of the population proportion.
O B. There is a 95% chance that the true value of the population proportion will fall between the lower bound and the upper bound.
OC. 95% of sample proportions will fall between the lower bound and the upper bound.
O D. One has 95% confidence that the sample proportion is equal to the population proportion.

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