| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| extraneous variable psychology | 1.45 | 0.1 | 7082 | 89 | 30 |
| extraneous | 1.89 | 0.4 | 7339 | 63 | 10 |
| variable | 1.74 | 0.5 | 9805 | 94 | 8 |
| psychology | 0.69 | 0.5 | 1304 | 11 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| extraneous variable psychology | 0.88 | 0.8 | 3672 | 26 |
