Mathematics, 13.07.2020 23:01 vannaht2003
In a poll, 37% of the people polled answered yes to the question "Are you in favor of the death penalty for a person convicted of murder?" The margin of error in the poll was 5%, and the estimate was made with 94% confidence. At least how many people were surveyed?
Answers: 3
![n=[\frac{z_{\alpha/2}\times \sqrt{\hat p(1-\hat p)}}{MOE}]^{2}](/tpl/images/0704/3883/cffa1.png)
![=[\frac{1.88\times \sqrt{0.37(1-0.37)}}{0.05}]^{2}\\\\=(18.153442)^{2}\\\\=329.5475\\\\\approx 330](/tpl/images/0704/3883/d76b0.png)
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In a poll, 37% of the people polled answered yes to the question "Are you in favor of the death pena...
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