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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.
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Solve the equations using linear algebra
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