MCQ
From the following, which is the formula for coefficient of range ?
- A$x_{H}-x_{L}$
- ✓$\frac{x_{H}-x_{L}}{x_{H}+x_{L}}$
- C$\frac{x_{L}-x_{H}}{x_{L}-x_{H}}$
- D$x_{L}-x_{H}$
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