G
o
o
g
l
e
×
Please click
here
if you are not redirected within a few seconds.
All
Images
Books
Videos
Maps
News
Shopping
Search tools
Any time
Any time
Past hour
Past 24 hours
Past week
Past month
Past year
All results
All results
Verbatim
Nonprobability sampling
View all
Sampling is the use of a subset of the population to represent the whole population or to inform about processes that are meaningful beyond the particular cases, individuals or sites studied.
Wikipedia