Question
In a survey of 3147 adults aged 57 through 85 years, it was found that 80.9%...
In a survey of 3147 adults aged 57 through 85 years, it was found that 80.9%
of them used at least one prescription medication. Complete parts (a) through (c) below.
a. How many of the 3147 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.
nothing%less than<pless than<nothing%
(Round to one decimal place as needed.)
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