Online Probability Panel

A high quality panel for the public and academic sector. Representative surveys of the Slovenian adult population.

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The 1KA Online Probability Panel includes 3000 panelists

How does participation in the 1KA online panel work?

1

Selection from the national population register

Individuals are selected randomly from the register and are representative of the adult population in Slovenia.

2

Panel participation consent

Upon joining the panel, individuals give their explicit consent to regularly participate in future survey waves of the 1KA panel.

3

Participation in relevant research

A few times a year, panelists are invited to participate in general surveys without commercial content.

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Advantages of the 1KA Probability Panel

Infrastructure for public and academic sector customers who need higher quality data

Academic Nature

A non-commercial and non-profit online panel at the University of Ljubljana, Faculty of Social Sciences.

Scientific Sampling

Probability sampling enables statistical inference, which is not possible with non-probability samples.

High Data Quality

The survey process is conducted in accordance with the highest expert standards of survey research.

Cost Efficiency

Surveying is conducted online, which means that the costs are significantly lower compared to face-to-face surveys.

Respondent-Friendly

The survey content is relevant and non-commercial; panelists are invited occasionally, so there is no saturation.

Integration with 1KA

The panel is integrated with 1KA, the open source tool for supporting online surveys.

Latest News

  • 18.02.2026

    Call for questions to be included in the April wave of the 1KA panel

    In April 2026, a new wave of 1KA panel surveys with multiple modules will be conducted. A particularly important module will address the social science aspects of generative artificial intelligence (a repeat of the 'Generative [...]

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  • 30.12.2025

    December 2025: Publication of the Online Influencers Report

    The report "Online and virtual influencers participating in promotional activities 2025" has been published. The full report is available at https://www.1ka.si/vplivnezi25. As part of the 1KA probability panel, a survey (n = 1,262) was conducted [...]

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  • 01.11.2025

    October 2025: Publication of the report Generative Artificial Intelligence in Slovenia 2025: Users Views

    In October 2025, the report Generative Artificial Intelligence in Slovenia 2025: User Views was published. The research was conducted as part of the 1KA panel (June 2025) on n = 1,353 units. It is available here. [...]

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