Question: Arsenic a naturally occurring poisonous metal in home water wells

Arsenic (a naturally occurring, poisonous metal) in home water wells is a common threat.
(a) What sampling method would you use to estimate the arsenic levels in wells in a rural county to see whether the samples violate the EPA limit of 10 parts per billion (ppb)?
(b) Is a census possible?

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  • CreatedAugust 19, 2015
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