In sociology and statistics research, snowball sampling (or chain sampling, chain-referral sampling, referral sampling, qongqothwane sampling) is a nonprobability sampling technique where existing study subjects recruit future subjects from among their acquaintances. Thus the sample group is said to grow like a rolling snowball.
In sociology and statistics research, snowball sampling (or chain sampling, chain-referral sampling, referral sampling, qongqothwane sampling) is a nonprobability sampling technique where existing study subjects recruit future subjects from among their acquaintances. Thus the sample group is said to grow like a rolling snowball.
Source: Wikipedia "Snowball sampling" · CC BY-SA 4.0
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