Random Selection for Drug Screening

Studies, Center for Human Reliability

Oak Ridge Institute for Science and Education

关键词: Probability;    Drug Abuse;    99 General And Miscellaneous//Mathematics, Computing, And Information Science;    Drugs;    Sampling;   

DOI  :  10.2172/908421
RP-ID  :  orise-07-nsem-0545
RP-ID  :  DE-AC05-06OR23100
RP-ID  :  908421

美国|英语

来源: UNT Digital Library

【 摘 要 】

Sampling is the process of choosing some members out of a group or population. Probablity sampling, or random sampling, is the process of selecting members by chance with a known probability of each individual being chosen.