Environmental pollution by toxic organic contaminants is a global menace so declining water quality has become a global issue. Organic dyes produce toxic aromatic amines that are carcinogenic to human beings and harmful to the environment yet they are non-biodegradable. Nanotechnology is a promising field in waste water treatment. The aim of this study thus was to assess the use of...
Abstract– Democracy is founded on the principle of elections and opinion expression capabilities. Voting is an information transfer model that requires public audit and significant amount of secrecy but cannot be transferred through trust. A cryptographic voting scheme with secure protocols is an alternative measure that can offer provable security with stronger audit trail. Trust in the...
Learning styles influence students in all levels of education and a mismatch of teaching styles to preferred learning styles makes learning a stressful experience to many learners. Students in private and public secondary schools in Nairobi County have been performing unsatisfactorily in sciences in the last seven years. Literature review revealed that there is a gap of analysing the...
It has been noted that timely coverage of Biology syllabus is lacking in most of the secondary schools in Kenya. The need for timely coverage of secondary school syllabi is crucial in Kenya and the world at large. The study sought to determine influence of teacher related factors on timely coverage of KCSE Biology syllabus in Secondary Schools in Rongai Sub-County, Kenya. The objective of this...
It is a common experience in sample survey that data cannot always be collected for all units selected in the sample at the first attempt and even after some call-backs. An estimate obtained from such incomplete data may be misleading because of the non-response in the data. In addition, the population mean of the auxiliary variable from the previous census may not be available. In this paper,...
Students acquire attitudes within their classrooms, in their homes and within their community. The study focused on secondary school students attributes related to their attitudes towards agriculture as a subject and as career goal of students within Migori district of Kenya. Success in the subject and decision to pursue agriculture at secondary levels could be attributed to their personal...
Adaptive technology devices improve the quality of education and remove learning barriers for the Visually Impaired learners. This paper is a report of a study that assessed the tutors’ attitudes towards integration of adaptive technology devices for Visually Impaired (VI) student teachers in the instructional process in primary Teacher Training Colleges (TTCs) in Kenya. The research question...
