Answered: In a survey of 3116 adults aged 57…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section: Chapter Questions

Problem 8SGR

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In a survey of 3116 adults aged 57 through 85 years, it was found that 86.2% of them used at least one prescription medication. Complete parts (a) through (c) below.

a. How many of the 3116 subjects used at least one prescription medication?

b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication.

c. What do the results tell us about the proportion of college students who use at least one prescription medication?

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).

The results tell us that, with 90% confidence, the probability that a college student uses at least one prescription medication is in the interval found in part (b).

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).

The results tell us nothing about the proportion of college students who use at least one prescription medication.

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