Question
In a survey of 2003 adults in a recentyear, 733 made a NewYear's resolution to eat healthier. Construct90% and95% confidence intervals for the population proportion.
In a survey of 2003 adults in a recentyear, 733 made a NewYear's resolution to eat healthier.
Construct90% and95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals.
The90% confidence interval for the population proportion p is
(Round to three decimal places asneeded.)
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Understanding Analysis
Authors: Stephen Abbott
2nd Edition
1493927124, 9781493927128
