Coba jelasin Mechanical sampling dari Sampling (statistika) dalam bahasa sunda dong

Mechanical sampling occurs typically in sampling solids, liquids and gases, using devices such as grabs, scoops, thief probes, the coliwasa and riffle splitter.

Mechanical sampling is not random and is a type of nonprobability sampling. Care is needed in ensuring that the sample is representative of the frame. Much work in this aréa was developed by Pierre Gy.