Sampling is a technique in which samples are drawn at random (without any favor or bias). For this, suitable measures or procedures may be laid down and adopted according to the nature and ...

Sample management in the laboratory can be complicated. Procedures for such management vary significantly depending on the identity of the samples, which can include: I. Biological samples, referring ...

To select a sample with PROC SURVEYSELECT, you input a SAS data set that contains the sampling frame, or list of units from which the sample is to be selected. You also specify the selection method, ...

Adherence to regulatory limits for mycotoxins in agricultural commodities is important to safeguard consumers and to permit trade in affected commodities across international borders. Reliable ...

The authors present a simple way to qualify a swab-sampling procedure for its ability to recover residues of a small-molecule API from cleaned equipment surfaces. Spiking studies were specifically ...

The metabolome is a highly valuable resource for investigating the cellular state. It is crucial to acquire true snapshots of the cells' metabolome when measuring intracellular pool sizes under ...

A small company wants to audit employee travel expenses in an effort to improve the expense reporting procedure and possibly reduce expenses. The company does not have resources to examine all expense ...