Mathematics 10 — Exercise 11.2 · Q3

Full question

Income classes (Rs):4000–4500,4500–5000,5000–5500,5500–6000,6000–6500; frequencies 8,12,30,21,6. Calculate range.

Step-by-step solution

1. Use the outer boundaries of occupied classes: highest 6500,lowest 4000.

2. Range=6500−4000=2500 rupees.

Answer

Rs2500.