Optimum stratum boundaries and sample sizes for Covid-19 data in Egypt.

Stratified random sampling is an effective sampling technique for estimating the population characteristics. The determination of strata boundaries and the allocation of sample size to the strata are two of the most critical factors in maximizing the precision of the estimates. Most surveys are cond...

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Bibliographic Details
Main Authors: Fatma S Abo El Hassan, Ramadan Hamed, Elham A Ismail, Safia M Ezzat
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0271220