MCQ
For a frequency distribution $7^{th}$ decile is computed by the formula
- A${D_7} = l + \frac{{\left( {\frac{N}{7} - C} \right)}}{f} \times i$
- B${D_7} = l + \frac{{\left( {\frac{N}{{10}} - C} \right)}}{f} \times i$
- ✓${D_7} = l + \frac{{\left( {\frac{{7N}}{{10}} - C} \right)}}{f} \times i$
- D${D_7} = l + \frac{{\left( {\frac{{10N}}{7} - C} \right)}}{f} \times i$
