1. Department of Business Administration, Institute for Applied Social Sciences, Federal University of Pará, Belém 66075-110, Brazil
2. Department of Statistics, Center for Exact and Natural Sciences, Federal University of Pernambuco, Recife 50670-901, Brazil
3. Technologies Axis, Campus do Sertão, Federal University of Alagoas, Delmiro Gouveia 57480-000, Brazil
4. Department of Engineering, Campus Angicos, Federal Rural University of Semi-Arid, Angicos 59515-000, Brazil