Question
In a survey of 3286 adults aged 57 through 85 years, it was found that 88.3 % of them used at least one prescription medication.
In a survey of 3286 adults aged 57 through 85 years, it was found that 88.3% of them used at least one prescription medication. Complete parts (a) through (c) below.
a) How many of the 3286 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.
c) What do the results tell us about the proportion of college students who use at least one prescription medication?
please help me solve.
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