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Question: Answered & Verified by Expert
IfM. D. is 12, the value of S.D. will be
MathematicsStatisticsBITSATBITSAT 2014
Options:
  • A 15
  • B 12
  • C 24
  • D None of these
Solution:
2995 Upvotes Verified Answer
The correct answer is: 15
We know that Q.D $=\frac{5}{6} \times M \cdot D .=\frac{5}{6} \times 12=10$

$\therefore \mathrm{S} . \mathrm{D}=\frac{3}{2} \times Q \cdot D .=\frac{3}{2} \times 10 \Rightarrow S . D .=15$

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