An acute care hospital is planning an audit to assess the accuracy of diagnosis and...

In the Health Data Analytics domain, NAHQ distinguishes random sampling from convenience or biased sampling. Selecting every fifth patient from an ordered list is an example of systematic random sampling, which provides an unbiased and representative sample of the population.

Options A, B, and C introduce selection bias by limiting records to specific timeframes, days, or personnel. Option D ensures consistent selection across the entire population, making it the best example of a random sampling technique.