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A report states that 40% of home owners had a vegetable garden. How large a sample is needed to estimate the true proportion of home owners who have vegetable gardens to within 3% with 99% confidence?
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A report states that 40% of home owners had a vegetable garden. How large a sample is needed to estimate the true proportion of home owners who have vegetable gardens to within 3% with 99% confidence?

User IAmJersh
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1 Answer

6 votes
Answer:

The sample is 1759

Step-by-step explanation:
\begin{gathered} n=((z)/(ME))^2pq=((2.576)/(0.03))^2*0.4*0.6 \\ \\ =1759 \end{gathered}

User Ensom Hodder
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