Representative samples and sampling are addressed multiple times in the cGMPs. For example, in Part 21 of the Code of Federal Regulations, section 211.84 (b), it states: "Representative samples of ...

You must specify the sample size or sampling rate unless you request a method that selects two units from each stratum (METHOD=PPS_BREWER or METHOD=PPS_MURTHY). You can use the SAMPSIZE= n option to ...

New European Pharmacopoeia chapter aims to resolve problems with applying the harmonized UDU test to large sample sizes. Recent development in analytical technology has made possible the fast ...

The example in the section "Stratified Sampling" assumes that the sample of students was selected using a stratified simple random sampling design. This example shows analysis based on a more complex ...

The Periodic Labour Force Survey (PLFS) data for 2023–24 covering the period between July 2023 and June 2024 has been published recently by the National Statistical Office (NSS). The basic sample ...