Question
In a survey of 2522 adults in a recentyear, 1255 say they have made a NewYear's resolution. Construct90% and95% confidence intervals for the population proportion.
In a survey of 2522 adults in a recentyear, 1255 say they have made a NewYear's resolution.
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
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An Engineering Approach To Linear Algebra
Authors: W W Sawyer
1st Edition
0511565941, 9780511565946
