| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| cluster sampling method definition | 0.38 | 0.1 | 6861 | 4 | 34 |
| cluster | 1.35 | 0.7 | 1299 | 82 | 7 |
| sampling | 1.59 | 0.4 | 5844 | 50 | 8 |
| method | 0.76 | 0.8 | 3391 | 90 | 6 |
| definition | 1.75 | 0.4 | 2937 | 52 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| cluster sampling method definition | 1.02 | 0.1 | 4964 | 53 |
