Question 1209765
Here's the completed frequency distribution for the given data:

| Bin        | Frequency |
|------------|-----------|
| [20, 30)   | 1         |
| [30, 40)   | 3         |
| [40, 50)   | 4         |
| [50, 60)   | 9         |
| [60, 70)   | 4         |
| [70, 80)   | 7         |
| [80, 90)   | 2         |