KIBU2020-09-282020-09-282017-09-15http://erepository.kibu.ac.ke/handle/123456789/2243STA 801:Experimental design IenAttribution-NonCommercial-ShareAlike 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-sa/3.0/us/STA 801:Experimental design IExperimental design ISTA 801Other