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(6.3) .7 In a survey of 2482 adults in a recent year, 1212 say they have made a New Year's resolution. Construct 90% and 95%
(6.3) .7
In a survey of
2482
adults in a recent year,
1212
say they have made a New Year's resolution.
Construct 90% and 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals.
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Part 1
The 90% confidence interval for the population proportion p is
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