Question

in a survey of 3303 adults ages 57 through 85 years, it was found that 80.2% of them used at least one prescription medication. Complete parts 1-3 below

1: how many of the 3303 subjects used at least one prescription medication?

2: construct a 90% confidence interval estimate of the percentage of adults ages 57 through 85 years who use at least one prescription medication

3: what do the results tell us about the proportion of The adults who use at least one prescription medication?

a) The results tell us that there is a 90% probability that the true proportion of the adults who use at least one prescription medication is in the interval found in part 2

b) The results tell us nothing about the proportion of adults who use at least one medication

c) The results tell us that with 90% confidence, the probability that an adult uses at least one medication is in the interval found in part 2

d) 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 2

Answer 1

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