Mercy Wairimu Kimani1 | Dr Lawrence
Nderu2 | Dr Dalton
Ndirangu3 | Dr Tobias
Mwalili41School of Engineering and Technology, Machakos
University, Machakos, Kenya2 School of
Computing and Information Technology, Jomo Kenyatta University of
Agriculture and Technology, Nairobi, Kenya3School of Science and Technology, United States
International University Nairobi, Kenya4School of Computing and Information Technology, Jomo
Kenyatta University of Agriculture and Technology, Nairobi, KenyaCorrespondenceMercy Wairimu Kimani, School of Engineering and Technology, Machakos
University, PO Box 136-90100 Machakos, Kenya.