3Rs: Reproducibility, Replicability and Repeatability

Dear NONMEM Users Does anyone have a clear view on the semantic distinctions between the terms 'reproducibility', 'replicability', and 'repeatability'? There are, surely, different sources of data variation in experiments that might, on the face of it, be identical. However, I have the impression that these terms are being used more often than before, and in a manner that suggests their meanings are transparent and unambiguous. Is there really a consensus out there about what specifically these terms refer to, and is that consensus the same in different scientific disciplines? Gavin __________________________________________________ Dr Gavin E Jarvis MA(Cantab) MA PhD VetMB MRCVS University Lecturer in Veterinary Anatomy Department of Physiology, Development & Neuroscience Physiological Laboratory Downing Street Cambridge CB2 3EG Tel: +44 (0) 1223 333745 Fellow and College Lecturer in Pharmacology Tutor for Graduate Students Selwyn College Cambridge CB3 9DQ Tel: +44 (0) 1223 761303 Email: <mailto:[email protected]> [email protected] Web: http://www.pdn.cam.ac.uk/staff/jarvis www.pdn.cam.ac.uk/staff/jarvis Twitter: @GavinEJarvis