Homework Help: Statistics

Posted by Anonymous on Sunday, June 10, 2012 at 7:19pm.

In a survey of 633 males ages 18-64, 395 say they have gone to the dentist in the past year. Construct 90% and 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals. The 90% confidence interval for the population proportion p is?

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