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Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A drug...

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Statistics

Use the sample data and confidence level given below to completeparts​ (a) through​ (d).

A drug is used to help prevent blood clots in certain patients.In clinical​ trials, among 4330 patients treated with the​ drug,121 developed the adverse reaction of nausea. Construct a 99​%confidence interval for the proportion of adverse reactions.

a) Find the best point estimate of the population proportionp.

​(Round to three decimal places as​ needed.)

b) Identify the value of the margin of error E.

E = ?

​(Round to three decimal places as​ needed.)

c) Construct the confidence interval.

? < p < ?

​(Round to three decimal places as​ needed.)

​d) Write a statement that correctly interprets the confidenceinterval. Choose the correct answer below.

A.One has 99​% confidence that the interval from the lower boundto the upper bound actually does contain the true value of thepopulation proportion.

B.One has 99​% confidence that the sample proportion is equal tothe population proportion.

C. 99​% of sample proportions will fall between the lower boundand the upper bound.

D.There is a 99​% chance that the true value of the populationproportion will fall between the lower bound and the upperbound.

Answer & Explanation Solved by verified expert
3.7 Ratings (306 Votes)
Solution Given thatn 4330x 121a Point estimate sample proportion x n 121 4330 00281 1    See Answer
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