Question
Name the graphic method of measuring dispersion. Write its three demerits.
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| Output (Units) | Price (₹) | Marginal Revenue (₹) | Total Revenue (₹) |
| 1 | - | 30 | - |
| 2 | - | - | 52 |
| 3 | 22 | - | - |
| 4 | - | 6 | - |