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:
Generally, you will be eligible for health care coverage through Medicare (Part A) when you reach the age of 65 and you meet one of the following conditions: 1  you will be eligible to receive a Social Security benefit, or. 2  you are married to someone who will be eligible to receive a Social Security benefit, or.