Question

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 4133 patients treated with the drug, 166 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.

B. Identify the value of the margin of error E.

C. Construct the confidence interval.

D. Write a statement that correctly interprets the confidence interval.

Answer #1

Confidence interval calculation for proportion.

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
4924
patients treated with the drug,
170
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 proportion
p.

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 4765 patients treated with the drug, 135
developed the adverse reaction of nausea. Construct a 99%
confidence interval for the proportion of adverse reactions.
Identify the value of the margin of error E.

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 4206 patients
treated with the drug, 148 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 proportion
p.
___ (Round to three decimal places as needed.)
b) Identify the value of...

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 4856 patients treated with
the drug, 144 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...

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 4994 patients treated with the drug,
180 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...

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
4248
patients treated with the drug,
101
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...

Use the sample data and confidence level given below to complete
parts (a) through (d).
In a study of cell phone use and brain hemispheric dominance,
an Internet survey was e-mailed to 2480 subjects randomly selected
from an online group involved with ears. 1030 surveys were
returned. Construct a 90% confidence interval for the proportion
of returned surveys.
a) Find the best point estimate of the population
proportion p.
(Round to three decimal places as needed.)
b) Identify the value...

Use the sample data and confidence level given below to complete
parts (a) through (d).
A research institute poll asked respondents if they acted to
annoy a bad driver. In the poll, n = 2420 and x= 1043 who said they
honked. Use a 90% confidence level.
a. find the best point estimate of the population proportion p
(round to 3 decimal places)
b. identify the value of the margin of error E (round to 4
decimal places)
c. construct...

Use the sample data and confidence level given below to complete
parts (a) through (d). A research institute poll asked
respondents if they felt vulnerable to identity theft. In the
poll, n equals 1006 and x equals 554 who said "yes." Use a 99 %
confidence level.
a) Find the best point estimate of the population proportion
p.
b) Identify the value of the margin of error E.
c) Construct the confidence interval.
d) Write a statement that correctly interprets...

Use the sample data and confidence level given below to complete
parts (a) through (d).
In a study of cell phone use and brain hemispheric dominance,
an Internet survey was e-mailed to 2620 subjects randomly selected
from an online group involved with ears. 1080
surveys were returned. Construct a 99% confidence interval for
the proportion of returned surveys.
USE Z SCORE TABLE
a) Find the best point estimate of the population proportion p.
_____________ (Round to three decimal places as...

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