SOLUTION: After calculating the sample size needed to estimate a population proportion to within 0.05, you have been told that the maximum allowable error (E) must be reduced to just 0.025.

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Question 936372: After calculating the sample size needed to estimate a population proportion to within 0.05, you have been told that the maximum allowable error (E) must be reduced to just 0.025. If the original calculation led to a sample size of 1000, the sample size will now have to be_____.
Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
Hi,
The answer is : n = 4,000
If you need more help or details you can contact me at:
mthman@gmail.com
Thanks