Question: The National Claims History NCH contains records for 999 645 Medicare

The National Claims History (NCH) contains records for 999,645 Medicare patients who were discharged from acute care hospitals in October 2008. The Department of Health and Human Services performed a detailed audit of adverse medical events on a random sample of 780 drawn at random without replacement by assigning a random number to each patient on the list and then choosing random integers between 1 and 999,645.
(a) What kind of sample is this (random, systematic, stratified, cluster)?
(b) Is this population effectively infinite?


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  • CreatedAugust 19, 2015
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