Sampling is a process used in statistical analysis in which a group of observations are extracted from a larger population.

Types of Sampling Plans In single sampling, a random sample of n items is selected from a lot of size N. If the number d of nonconforming (defective) items found in the sample is less than or equal to ...

For both marker types, sampling ranges were evident, with lower limits below which estimation was poorly correlated and upper limits above which sampling became inefficient.