Health insurance
Based on a 2007 survey of U.S. households (see www.census.gov), 87% (out of 3060) of males in Massachusetts (MA) have health insurance.
a) Examine the conditions for constructing a confidence interval for the proportion males in MA who had health insurance.
b) Find the 95% confidence interval for the percent of males who have health insurance.
c) Interpret your confidence interval.