Sample Survey On The Academic Performance Of Addis Ketema Senior Secondary School Students In The Year 1990 E.c.

Statistics is a theory of information with inference as its goal. Thernbranch of statistics that best describes the above fact is sample survey.rnIn sample survey, we often deal with the collection, organization andrnanalysis of data to make inference.rnSample survey makes it easier to study effects of various variables onrnthe suhject matter of interest and making inferences based on the data whichrnhave been obt'1ined under th e study.rnIn this paper, data have been collected on the academic performancernof students of /e!clis I

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