The ages of residents of Twin Lakes Retirement Village have this frequency distribution:
| Class | Frequency |
| 47-51.9 | 4 |
| 52-56.9 | 9 |
| 57-61.9 | 13 |
| 62-66.9 | 42 |
| 67-71.9 | 39 |
| 72-76.9 | 20 |
| 77-81.9 | 9 |
Estimate the modal value of the distribution using Mode equation
Solution
