Question: 30
(Choose 1 answer)
The manager wants to estimate the proportion of newspaper printed that have a nonconforming attribute. He
collects the data by selecting a random sample of n=200 newspapers from all the newspapers printed during a
single day and obtains 99% confident interval of the true proportion of all newspapers printed that day with
nonconformities is (13.58%; 28.84%). What is the best point estimate for the true proportion of all newspapers
printed that day with nonconformities?
A. 21.21%
B. 15.26%
C. 18.56%
D. 25.41%
E. None of the other choices is correct
