![]() ![]() If 80% of all college students have health insurance, is this 3% difference statistically significant or due to chance? We need to find a P-value to answer this question. ![]() In this random sample of 800 college students, 83% have health insurance. Where p is the proportion of college students ages 18 to 23 who have health insurance now. Has the proportion of college students (ages 18 to 23) who have health insurance increased since 2006? A survey of 800 randomly selected college students (ages 18 to 23) indicated that 83% of them had health insurance. The Patient Protection and Affordable Care Act of 2010 allowed young people under age 26 to stay on their parents’ health insurance policy. ![]() According to the Government Accountability Office, 80% of all college students (ages 18 to 23) had health insurance in 2006. Recall this example from the previous page.
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