This figure shows a systematic–judgmental sampling plan for monitoring the leaching of pollutants from a landfill. The sampling sites, shown as red dots (•), are on a systematic grid that straddles the direction of the groundwater’s flow. Sampling along the linear transects—a form of judgmental sampling—helps establish the plume’s limits.
Systematic-Judgmental Sampling
About the Author
David Harvey
David T. Harvey is a Professor Emeritus of Chemistry and Biochemistry at DePauw University in Greencastle, Indiana, where he has been a dedicated faculty member since 1986. Over his nearly four-decade career, Dr…
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