Medicare Requirements for Home Health Services To qualify for home health services, Medicare beneficiaries must (1) be homebound; (2) need intermittent skilled nursing care or physical, speech, or occupational therapy; (3) be under the care of a physician; and (4) be under a
In research, population is a precise group of people or objects that possesses the characteristic that is questioned in a study. To be able to clearly define the target population, the researcher must identify all the specific qualities that are common to all the people or objects in focus.
Sample Mean and Population Mean. The population mean is the average of all the items in a population. Because a population is usually very large or unknown, the population mean is usually an unknown constant. An estimate of the population mean is the sample mean.