Final answer:
Medicaid is a federal program administered by each state, providing health insurance for low-income individuals and families.
Step-by-step explanation:
Medicaid is a joint health insurance program created by Congress in 1965. It is a federal program administered by each state, with the federal government providing funding. Each state is responsible for determining the level of benefits, eligibility, and administering the program. Medicaid provides medical insurance for certain low-income individuals and families, with a focus on families with children, the elderly, and people with disabilities.