As explained in previous chapters, variation in weekly demand can be characterized by a standardized measure, the coefficient of variation, or Cv.
( ( As ( explained ( in ( previous chapters ) ) ) ) ( , ( ( variation ( in ( weekly demand ) ) ) ( ( can ( be ( characterized ( by ( ( ( ( ( ( a ( standardized measure ) ) , ) ( ( the coefficient ) ( of variation ) ) ) , ) or ) Cv ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN As) (S (VP (VBD explained) (PP (IN in) (NP (JJ previous) (NNS chapters)))))) (, ,) (NP (NP (NN variation)) (PP (IN in) (NP (JJ weekly) (NN demand)))) (VP (MD can) (VP (VB be) (VP (VBN characterized) (PP (IN by) (NP (NP (DT a) (JJ standardized) (NN measure)) (, ,) (NP (NP (DT the) (NN coefficient)) (PP (IN of) (NP (NN variation)))) (, ,) (CC or) (NP (NNP Cv))))))) (. .)))
Cv is the coefficient of variation that represents variation in weekly demand.
( Cv ( ( is ( ( ( the coefficient ) ( of variation ) ) ( that ( represents ( variation ( in ( weekly demand ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Cv)) (VP (VBZ is) (NP (NP (DT the) (NN coefficient)) (PP (IN of) (NP (NN variation))) (SBAR (WHNP (WDT that)) (S (VP (VBZ represents) (NP (NP (NN variation)) (PP (IN in) (NP (JJ weekly) (NN demand))))))))) (. .)))