Mathematics · Probability
15 वस्तुओं की एक खेप में, यह पाया गया कि 3 वस्तुएं दोषपूर्ण हैं। यदि इसमें से यादृच्छिक रूप से 5 वस्तुओं का एक नमूना चुना जाता है, तो ठीक 2 दोषपूर्ण वस्तुएं होने की प्रायिकता क्या है?
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