Question
Download Solution PDFনিম্নলিখিত বন্টনের গড় নম্বর কত?
| প্রাপ্ত নম্বর | শিক্ষার্থী সংখ্যা |
| 25 | 5 |
| 30 | 6 |
| 35 | 3 |
| 40 | 1 |
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFপ্রদত্ত:
| প্রাপ্ত নম্বর | শিক্ষার্থী সংখ্যা |
| 25 | 5 |
| 30 | 6 |
| 35 | 3 |
| 40 | 1 |
অনুসৃত সূত্র:
গড় = \(\frac{Sum\ of\ marks\ obtained}{Number\ of students}\)
গণনা:
⇒ \(\frac{(25 × 5 \ + \ 30 × 6 \ + \ 35 × 3 \ + \ 40 × 1)}{(5 \ + \ 6 \ + \ 3 \ + \ 1)}\)
⇒ \(\frac{(125 \ + \ 180 \ + \ 105 \ + \ 40)}{15}\)
⇒ \(\frac{450}{15}\)
⇒ 30
সুতরাং, নির্ণেয় মান হল 30
Last updated on Jul 18, 2025
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