Modern Managed Hospitals (MMH) is a national for-profit chain of hospitals. Mana

Question

Modern Managed Hospitals (MMH) is a national for-profit chain of hospitals. Management wants to survey patients discharged this past year to obtain patient satisfaction profiles. They wish to use a sample of such patients. Several sampling techniques are described below. Categorize each technique as simple random sample, stratified sample, systematic sample, cluster sample, or convenience sample.

(a) Obtain a list of patients discharged from all MMH facilities. Divide the patients according to length of hospital stay (2 days or less, 3-7 days, 8-14 days, more than 14 days). Draw simple random samples from each group.

simple random

samplestratified sample   

  systematic samplecluster

sampleconvenience sample

Explanation / Answer

(a) stratified sample

The entire population is divded into different strata according to length of hospital stay and then, individuals are randomly selected. This is stratified sampling process

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