Question
Clarence wants to estimate the percentage of students who live more than three miles from the school. He wants to produce a98%confidence interval which has
Clarence wants to estimate the percentage of students who live more than three miles from the school. He wants to produce a98%confidence interval which has an error bound of at most4%. How many students should be polled to create the confidence interval?
z0.10 | z0.05 | z0.025 | z0.01 | z0.005 |
|---|---|---|---|---|
1.282 | 1.645 | 1.960 | 2.326 | 2.576Use the table of values above. Provide your answer below: $$
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Precalculus (Subscription)
Authors: Michael Sullivan, Michael Sullivan III
11th Edition
0135228980, 9780135228982
