Question on my Homework:
The Pew Research Center has conducted extensive research on the young adult population (Pew Research website, November 6, 2012). One finding was that 93% of adults aged 18 to 29 use the Internet. Another finding was that 21% of those aged 18 to 28 are married. Assume the sample size associated with both findings is 500. Round your answers to four decimal places.
A. Develop a 95% confidence interval for the proportion of adults aged 18 to 29 that use the Internet.
B. Develop a 99% confidence interval for the proportion of adults aged 18 to 28 that are married.
Hate to say it, missed this day of class and i am having a hard time working this one out. Anyone got any clue?