AP EAMCET · Maths · Statistics
The coefficient of variation of the following distribution is
\(\begin{array}{l|c|c|c|c|c}
\hline \text {Class interval } & 0-5 & 5-10 & 10-15 & 15-20 & 20-25 \\
\hline \text {Frequency } & 4 & 1 & 10 & 3 & 2 \\
\hline
\end{array}\)
- A \(\frac{25 \sqrt{139}}{12}\)
- B \(\frac{25 \sqrt{139}}{6}\)
- C \(\frac{139}{6}\)
- D \(\frac{25 \times 139}{12}\)
Answer & Solution
Correct Answer
(B) \(\frac{25 \sqrt{139}}{6}\)
Step-by-step Solution
Detailed explanation
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