Help In a survey of 3031 adults aged 57 through 85 years, it was found that 85.7% of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3031 subjects used at least one prescription medication? (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. %

MATLAB: An Introduction with Applications
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In a survey of 3031 adults aged 57 through 85 years, it was found that 85.7% of them used at least one prescription medication. Complete parts (a) through (c) below.
a. How many of the 3031 subjects used at least one prescription medication?
SC
ntents
(Round to the nearest integer as needed.)
b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication.
SC
ccess
% <p<%
(Round to one decimal place as needed.)
Librai
SC
c. What do the results tell us about the proportion of college students who use at least one prescription medication?
tions
O A. The results tell us nothing about the proportion of college students who use at least one prescription medication.
O B. The results tell us that there is a 90% probability that the true proportion of college students who use at least one prescription medication is in the interval
found in part (b).
SC
O C. The results tell us that, with 90% confidence, the true proportion of college students who use at least one prescription medication is in the interval found in
part (b).
OD The results tell us that with an% confidence the nrohahilitv that a collene student uses at least one prescrintion medication is in the interval found in nart (h)
Click to select your answer(s).
Transcribed Image Text:-h Question Help ▼ In a survey of 3031 adults aged 57 through 85 years, it was found that 85.7% of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3031 subjects used at least one prescription medication? SC ntents (Round to the nearest integer as needed.) b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication. SC ccess % <p<% (Round to one decimal place as needed.) Librai SC c. What do the results tell us about the proportion of college students who use at least one prescription medication? tions O A. The results tell us nothing about the proportion of college students who use at least one prescription medication. O B. The results tell us that there is a 90% probability that the true proportion of college students who use at least one prescription medication is in the interval found in part (b). SC O C. The results tell us that, with 90% confidence, the true proportion of college students who use at least one prescription medication is in the interval found in part (b). OD The results tell us that with an% confidence the nrohahilitv that a collene student uses at least one prescrintion medication is in the interval found in nart (h) Click to select your answer(s).
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