1. Department of Statistics, Mathematics and Insurance, Faculty of Commerce, Port Said University, Port Fouad 42526, Egypt
2. Mathematics and Computer Science Department, Faculty of Science, Beni-Suef University, Beni-Suef 62521, Egypt
3. Department of Mathematics, College of Science and Arts, Qassim University, Bukairiayh 51452, Saudi Arabia
4. Faculty of Business Administration, Delta University for Science and Technology, Gamasa 11152, Egypt
5. The Scientific Association for Studies and Applied Research, Al Manzalah 35646, Egypt
6. Department of Mathematics and Statistics, Faculty of Management Technology and Information Systems, Port Said University, Port Said 42511, Egypt