Businesses and governments use sampling for market research, financial auditing, and employment statistics. Many types of sampling methods exist, including random, stratified, cluster, systematic ...

The lack of mixing from inflow, wind, and water currents produce these conditions, which can result in a variety of sampling approaches. The most common way to take a representative sample from a pond ...

Human microbiome research protocols are ... or by destructively sampling the intestinal contents of the host animal. Studies rarely include more than one sampling technique and no comparison of these ...