Inés M. VarasPh.D in Statistics, Pontificia Universidad Católica de Chile.Adjunct Professor Department of Statistics, Pontifica Universidad Católica de Chile.Researcher, Interdisciplinary Laboratory for Social Statistics (LIES) CONTACT Mail: imvaras@uc.cl – inesmvaras@esivanalytics.cl ORCID: 0000-0002-1628-1797