Mathematics, 09.12.2020 21:20 XOsam
According to a report in USA Today, more and more parents are helping their young adult children buy homes. You would like to construct a 90% confidence interval of the proportion of all young adults in Louisville, Kentucky, who received help from their parents in buying a home. How large a sample should you take so that the margin of error is no more than 0.06?
Answers: 2
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![n = [\frac{Z_{\frac{\alpha }{2} }}{E} ]^2 * \^ p (1 - \^ p )](/tpl/images/0966/3095/c7923.png)
![n = [\frac{1.645}{0.06 } ]^2 * 0.5 (1 - 0.5 )](/tpl/images/0966/3095/e0fc2.png)
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