1. Find the mode of the following data:
12, 14, 12, 16, 15, 13, 14, 18, 19, 12, 14, 15, 16, 15, 16, 16, 15,
17, 13, 16, 16, 15, 15, 13, 15, 17, 15, 14, 15, 13, 15, 14
| Data | Tally bars | Number of times |
| 12 | |
3 |
| 13 | |
4 |
| 14 | |
5 |
| 15 | |
10 |
| 16 | |
6 |
| 18 | |
1 |
| 19 | |
1 |
Clearly, 15 occurs 10 times. Therefore, 15 is the mode of the data.