Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, \( n=926 \) and \( x=544 \) who said "yes." Use a \( 99 \% \) confidence level. Click the icon to view a table of \( z \) scores.
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\[ \hat{p} = \frac{x}{n} = \frac{544}{926} \] Show more…
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