Detailed Methodology: Survey of Serbian Public Opinion, August 4-10, 2010
The poll field work was conducted by IPSOS Strategic Marketing based in Belgrade, Serbia (formerly SMMRI). Oversight and analysis was provided by David Williams of Williams & Associates of Salem, Massachusetts.
The population under study is representative for the adult population of Serbia (see demographic breakdown below).
The poll surveyed a nationwide random, multi-stage stratified representative sample. The primary sampling units were polling station territories chosen with probability proportional to size, sampled by cumulative, Lachirie method; secondary sampling units were households chosen with simple random sampling without replacement, sampled with random choice of the starting point and equal steps of choice; tertiary sampling units were respondents sampled by Kish scheme.
Sample size: 1,053
Eligibility criteria: Age 18 and older
Maximum sampling error for the entire sample is ± 3.31 percent.
Face-to-face interviews were conducted.
The nationwide poll included all regions of Serbia.
The field work was conducted August 4-10, 2010.
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Demographics Breakdown
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Percent of the sample
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Region
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Belgrade
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22%
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Central Serbia
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51%
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Vojvodina
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27%
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Urban/Rural
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Urban
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58%
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Rural
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42%
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Gender
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Male
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48%
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Female
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52%
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Education
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Elementary or less
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27.2%
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Secondary
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56.2%
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University
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16.5%
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Monthly household income (in Serbia dinars)
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No personal income
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26.8%
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0-15,000 RSD
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19.3%
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15,000-21,000 RSD
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12.8%
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21,000-32,000 RSD
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15.9%
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32,000-44,000 RSD
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8.3%
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44,000-62,000 RSD
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3.7%
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Above 62,000 RSD
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1.4%
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Refusal
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11.9%
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Age
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18-30
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20.7%
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30-40
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17.5%
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40-60
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36.2%
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60+
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25.6%
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