| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| equation for sample size calculation | 1.72 | 1 | 8435 | 31 | 36 |
| equation | 1.47 | 0.9 | 2877 | 84 | 8 |
| for | 1.95 | 0.6 | 7228 | 75 | 3 |
| sample | 0.76 | 0.6 | 398 | 10 | 6 |
| size | 0.33 | 0.6 | 2568 | 90 | 4 |
| calculation | 1.33 | 0.2 | 3596 | 24 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| equation for sample size calculation | 0.12 | 0.9 | 4024 | 7 |
