A NONPARAMETRIC APPROACH TO VARIANCE FUNCTION ETIMATION: AN APPLICATION TO NAIROBI’S STOCK EXCHANGE MARKET Abstract We consider the analysis of a method for fitting regression models to data in the field which exhibit ...

Clay is a stony or earthy mineral aggregate composed of fine-grained minerals, which are plastic at appropriate water content and hardens up when fired. Uses of clay include manufacture of cement, ceramics, bricks, drilling ...

This study was done between November 1996 and July 1997 and sought to establish the species composition of terrestrial molluscs in Mt. Kenya National Park. The study also sought to investigate the effect of soil pH, ...

A radiological study was carried out in the soapstone quarries of Tabaka region of Kisii district in the Southern Nyanza province, Kenya, where soapstone is mined and used as a carving medium. In this study, 14 soil and ...

The hydrological, morphological and biological characteristics of a Kenyan low order mountain tropical stream were studied in order to assess the possible impacts of catchment land use changes from forestry to agriculture ...

Financial analysts should be able to make accurate predictions about the direction of the stock market. First and foremost, investors should understand how the stock market works before making any form of investment in a ...

A study on possibility of concentrating iron in laterite (murram) has been carried out. This was done using froth floatation where oleic acid was used as collector and cresylic acid as frother. Magnetic separation was also ...

Malaria is a leading cause of deaths in Kenya. A vector-borne disease caused by parasite of genus plasmodium; the disease is introduced into the human circulatory system from bites caused by infected female anopheles’ ...

Phenolics are a family of chemical compounds with at least one hydroxyl group attached directly to aromatic group. The sources of phenolics pollutants in water are mainly chemical industries and pharmaceutical. They are ...