A variable that we purposefully change or manipulate is called the independent variable. The thing that changes in response is called the dependent variable. This creates a cause and effect relationship.
Medicare Eligibility Requirements. To be entitled to Medicare, you must be a U.S. citizen or a permanent legal resident, and answer yes to at least one (1) of the following questions:
Minimum Age for Medicare Eligibility. residents of the United States are eligible for free Medicare hospital insurance ( Part A). covers, and how to get those benefits through Medicare Part A (Hospital â¦ What specific benefits you can get and when â¦.. However, there\âs no minimum age.