APPLICATION OF SAMPLING METHOD IN THE SOCIO-ECONOMIC STUDY

Abstract

In the report  some aspects of quality of statistical information are outlined.  Sampling in social-economic researches is given ground to. The essence of direct and return  problem of selection method  is considered, terms are specified, formulas of calculation  of an average and limit error of a sample average and a share are given. The importance of correction for finitude  of population in social and economic researches when solving return  problem of sampling is indicated. The procedure of payments  of sampling number  and assessment of indicators necessary for this purpose at preparation of sampling are discussed. The work points out the need for recalculation of coefficient of trust when processing collected data for specification  of confidential probability with results  of sampling  extending  on main population. Solution of return  problem of sampling method  is approved within research of population of the Novosibirsk region – Social support  of population: the need for help and directions  of support.  «Repair»  of sampling because of its shift on the age of respondents increased  the actual number to 460 people. Values of the recounted coefficients of trust according to the features which were based upon at determination of the sampling number confirm high reliability of information on population.