Post-enumeration Survey (PES) - Statistics South Africa

Statistics South Africa
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Contents
1. INTRODUCTION .................................................................................................................................... 1
1.1 Background....................................................................................................................................... 1
1.2 Objectives of the Post-enumeration Survey ..................................................................................... 2
1.3 Planning of the PES .......................................................................................................................... 2
1.4 Outline of this report ......................................................................................................................... 3
2. METHODOLOGY ................................................................................................................................... 4
2.1 Assumptions of the dual system of estimation in PES ...................................................................... 4
2.2 Scope of coverage for the PES (target universe) ............................................................................. 6
2.3 PES sample design .......................................................................................................................... 6
2.3.1 Sampling process ...................................................................................................................... 7
2.3.2 Stratification ............................................................................................................................... 7
2.3.3 Sample size and allocation ........................................................................................................ 7
2.3.4 Sample selection ....................................................................................................................... 8
2.3.5 P sample and E sample ............................................................................................................. 8
2.4 Questionnaire development .............................................................................................................. 9
2.5 Fieldwork methodology ................................................................................................................... 11
2.6 Matching and reconciliation methodology ....................................................................................... 12
3. DATA COLLECTION ........................................................................................................................... 13
3.1 Logistical arrangements .................................................................................................................. 13
3.2 Recruitment and training of field staff ............................................................................................. 13
3.3 Publicity and listing ......................................................................................................................... 15
3.4 Enumeration ................................................................................................................................... 15
3.5 Reverse logistics ............................................................................................................................. 18
3.6 Challenges experienced during data collection .............................................................................. 18
4. MATCHING AND RECONCILIATION.................................................................................................. 21
4.1 Data processing .............................................................................................................................. 21
4.2 Recruitment and training of staff ..................................................................................................... 21
4.3 Matching operations ....................................................................................................................... 22
4.3.1 Initial matching ......................................................................................................................... 22
4.3.2 Capturing and assigning of initial match status ....................................................................... 23
4.3.3 Reconciliation visits ................................................................................................................. 24
4.3.4 Final matching ......................................................................................................................... 24
4.4 Challenges during matching ........................................................................................................... 25
5. ESTIMATION PROCEDURES ............................................................................................................. 26
5.1 Sampling weights ............................................................................................................................ 26
5.2 Coverage evaluation: Calculation of dual-system estimates for persons ....................................... 27
5.3 Coverage evaluation for households .............................................................................................. 32
5.4 Formation of adjustment classes .................................................................................................... 33
Post Enumeration Survey (PES)