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:
Requirements for Medicare to Cover Skilled Nursing Facilities. You must meet two requirements before Medicare will pay for any nursing facility care. You must have recently stayed in a hospital, and your doctor must verify that you require daily skilled nursing care.