City, day, month, year Dear Editorial Board REVISTA COLOMBIANA DE ESTADISTICA Departamento de Estadistica Universidad Nacional de Colombia Bogotá E-mail: revcoles_fcbog@unal.edu.co We, the authors of the work entitled “________________________”, submit a copy of the original manuscript (PDF) to be evaluated for publication at Revista Colombiana de Estadistica. We express that the contents of the above-mentioned manuscript is totally under our responsibility and we agree with the publication rules of Revista Colombiana de Estadistica, in particular with the following text: “The Editorial Committee assumes that manuscripts sent for evaluation have not been previously published or are under review by another journal and will not be until the Committee has given its consent, unless as a result of the evaluation process it is decided not to be published in Revista Colombiana de Estadistica. The authors are responsible for the use of material with registered intellectual property such as figures, tables, photographs, etc.” Here we also agree that _________ (author’s name ), with e-mail: ____________ and telephone number _____________, to be our authorized contact to Revista Colombiana de Estadistica for the following communications related to the evaluation process of our article. Sincerely, Full name, E-mail and signature of EACH author