Lack-of-fit sum of squares 1970-01-01
Lady tasting tea 1970-01-01
Latin hypercube sampling 1970-01-01
Latin rectangle 1970-01-01
Longitudinal study 1970-01-01
Manipulation check 1970-01-01
Minimisation (clinical trials) 1970-01-01
Multifactor design of experiments software 1970-01-01
Multiple baseline design 1970-01-01
Multiple treatments 1970-01-01
Multivariate analysis of variance 1970-01-01
N of 1 trial 1970-01-01
National Research Ethics Service 1970-01-01
Nested case–control study 1970-01-01
Null hypothesis 1970-01-01
Null result 1970-01-01
Nuremberg Code 1970-01-01
Observational study 1970-01-01
Observer-expectancy effect 1970-01-01