Confidence Intervals for Proportions: Examples

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Constructing a confidence interval for a population proportion using sample data, and planning the sample size of a study. Awesome! If this vid helps you, please help me a tiny bit by mashing that 'like' button. For more stats joy, crush that 'subscribe' button!
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The final answer for the second problem is 423, not 258. All the math leading up to that value is correct, however. Sorry for the typo!!

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