The following table shows the number of people, in thou-sands, in the United States with and without health insurance in 2011, according to the U. S. Census Bureau:

a. What percentage of the U. S. population in 2011 did not have health insurance and was between the ages of 18 to 24 years?

b. What percentage of the U. S. population in 2011 did not have health insurance or was between the ages of 25 to 34 years?

c. What percentage of the U. S. population in 2011 did have health insurance, given they were 65 years or older?

d. Do age group and health insurance appear to be independent or dependent events? Define Event A as a person 45 to 64 years old and Event B as the person insured. What conclusions can be drawn with this information?

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ge Group Under 18 years 18 to 24 years 25 to 34 years 35 to 44 years 45 to 64 years 65 years and older Insured 66,835 22.491 29.690 31,588 68,544 40,817 Uninsured 6,902 7.649 1.529 8,399 13,382 690