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Research Methodology8/25/2026

Population আর Sample—গবেষণার বেসিক

গবেষণায় আমরা প্রায়ই Population এবং Sample শব্দ দুটি ব্যবহার করি। কিন্তু এদের মধ্যে পার্থক্য পরিষ্কার না থাকলে sampling method, data collection এমনকি result interpretation-এও সমস্যা হতে পারে।

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