About the Authors

Faris M. Alwan

faris.or@gmail.com

Affiliations School of Mathematical Sciences, University Sains Malaysia, Penang, Malaysia, Statistics Department, College of Administration and Economics, Baghdad University, Baghdad, Iraq

Adam Baharum

Affiliation School of Mathematical Sciences, University Sains Malaysia, Penang, Malaysia

Geehan S. Hassan

Affiliations School of Computer Sciences, University Sains Malaysia, Penang, Malaysia, Ibn-Rushud College of Education, Baghdad University, Baghdad, Iraq

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FMA. Performed the experiments: FMA. Analyzed the data: FMA GSH. Contributed reagents/materials/analysis tools: FMA GSH. Wrote the paper: FMA AB GSH. Data collected from the electricity company: FMA.