| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| control variables in regression | 1.99 | 0.6 | 7043 | 83 | 31 |
| control | 1.73 | 1 | 8451 | 91 | 7 |
| variables | 1.78 | 1 | 4353 | 61 | 9 |
| in | 0.78 | 0.3 | 8436 | 29 | 2 |
| regression | 1.71 | 1 | 1093 | 49 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| control variables in regression | 1.84 | 0.3 | 7332 | 41 |
