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

• Fatma S. Abo_El.Hassan ,

  Contributed equally to this work with: Fatma S. Abo_El.Hassan, Ramadan Hamed, Elham A. Ismail, Safia M. Ezzat

  Roles Software, Writing – original draft

  * E-mail: fatmasayed85@azhar.edu.eg

  Affiliation Statistics Dept, Faculty of Commerce, Al-Azhar University, Girls’ Branch, Cairo, Egypt

  https://orcid.org/0000-0001-6302-0349

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• Ramadan Hamed ,

  Contributed equally to this work with: Fatma S. Abo_El.Hassan, Ramadan Hamed, Elham A. Ismail, Safia M. Ezzat

  Roles Investigation, Methodology

  Affiliations Statistics Dept, Faculty of Economics and Political Science, Cairo University, Giza, Egypt, Social Research Center, American University, New Cairo, Egypt

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• Elham A. Ismail ,

  Contributed equally to this work with: Fatma S. Abo_El.Hassan, Ramadan Hamed, Elham A. Ismail, Safia M. Ezzat

  Roles Software, Writing – review & editing

  Affiliation Statistics Dept, Faculty of Commerce, Al-Azhar University, Girls’ Branch, Cairo, Egypt

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• Safia M. Ezzat

  Contributed equally to this work with: Fatma S. Abo_El.Hassan, Ramadan Hamed, Elham A. Ismail, Safia M. Ezzat

  Roles Software, Writing – review & editing

  Affiliation Statistics Dept, Faculty of Commerce, Al-Azhar University, Girls’ Branch, Cairo, Egypt

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