Why might a researcher want to estimate the sample size needed for a confidence interval of a

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Why might a researcher want to estimate the sample size needed for a confidence interval of a desired width?

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Fundamental Statistics For The Social And Behavioral Sciences

ISBN: 9781506377476

2nd Edition

Authors: Howard T Tokunaga

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Question Posted: May 23, 2024 05:07 AM

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A margin of error of 0.05 . When we want $95 \%$ confidence and use the conservative estimate of $p=0.5$, we can use the simple formula $n=1 /(M E)^{2}$ to estimate the sample size needed for a...
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When we want $95 \%$ confidence and use the conservative estimate of $p=0.5$, we can use the simple formula $n=1 /(M E)^{2}$ to estimate the sample size needed for a given margin of error \(M...
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Why might a researcher want to estimate the sample size needed for a confidence interval of a

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Fundamental Statistics For The Social And Behavioral Sciences

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