Most hazmat responders know the importance of environmental sampling at emergencies; not only does it make sense to sample for flammability, oxygen content, and toxicity for safety reasons it is ...

Learn how representative samples and random samples differ and why combining them minimizes sampling bias for accurate data.

When auditing a company, auditors use a combination of professional judgment and statistical sampling methods to estimate account balances. Statistical sampling is an efficient way to design samples, ...

Metabolomics has emerged as a powerful tool for addressing biological questions. Liquid chromatography coupled with mass spectrometry (LC-MS) is widely used for metabolic characterization, including ...

Sample size calculations for a continuous outcome require specification of the anticipated variance; inaccurate specification can result in an underpowered or overpowered study. For this reason, ...

The Haryana agriculture and farmers welfare department has rolled out a new procedure to collect samples for testing of fertilisers and pesticides from the premises of manufacturers and wholesalers ...