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=1037 and
x=581 who said "yes." Use a
95% confidence level.
LOADING...
Click the icon to view a table of z scores.
a)Find the best point estimate of the population proportion p.
0.560
(Round to three decimal places as needed.)
b)Identify the value of the margin of error E.
E
=
0.030
c)Construct the confidence interval.
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