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| navigate by keyword : yellow spring sleeve poster person pattern outerwear green font fashion face design clothing brand art arm advertising adolescent people group social experiment study survey statistics data interaction communication teamwork control comparison observation behavior human psychology team discussion meeting collaboration activity learning education research analysis society cooperation audience diversity crowd experimenters participants classroom presentation socializing engagement friends community gathering groupa groupb |
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| Two groups of people A and B. Social experiments. Control group. Collection of surveys and statistics. Study of society and social technologies |
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Stockphotos.ro (c) 2026. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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