A PRACTICAL APPROACH FOR STRATIFICATION OF POPULATION

Stefan Tsonev

Резюме: This article describes means for optimal stratification of population by a coefficient of variation for the purpose of broadcast of excerpts in simultaneously set volume and a maximum error.<br>This approach uses multiple iterations and is applicable in the presence of computing equipment.<br>Proposed is a formula for approximate estimation of the desired coefficient of variation.<br>The results of a sample survey of pesticide use in agriculture are provided as an example.<br><br>

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Дата на публикуване: 2015-10-21