Dictionary · Glossary of Statistical Terms
L2 — definitions grouped by regulatory framework.
1 sense under Glossary of Statistical Terms
Nouns
1 sense- Root-Mean-Square Deviation (RMSD)
of an estimator of a parameter[; ...] the square-root of the mean squared error (MSE) of the estimator. In symbols, if X is an estimator of the parameter t, then RMSE(X) = ( E( (X−t)2 ) )½. The RMSE of an estimator is a measure of the expected error of the estimator. The units of RMSE are the same as the units of the estimator.