| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| control group in a study | 1.41 | 0.3 | 2583 | 32 |
| what is a control group in a study | 0.62 | 0.4 | 7911 | 55 |
| cohort study control group | 1.46 | 1 | 1814 | 38 |
| does a cohort study have a control group | 1.55 | 1 | 4554 | 82 |
| what was the control group in this study | 0.33 | 0.3 | 1221 | 73 |
| intervention study without control group | 1.05 | 0.6 | 7383 | 35 |
| what is the control group in a research study | 1.62 | 0.9 | 2151 | 30 |
| why is a control group important in a study | 1.76 | 0.2 | 421 | 79 |
| what is a control group in a experiment | 0.43 | 0.6 | 7972 | 34 |
| study control group | 1.51 | 0.2 | 2779 | 59 |
| control group in experiment | 0.53 | 0.9 | 3806 | 56 |
| control group in experimental research | 1.83 | 0.2 | 8499 | 40 |
| control group in environmental science | 0.17 | 1 | 4301 | 53 |
| control group in sentence | 0.8 | 0.5 | 2489 | 65 |
| control group in experiment definition | 1.87 | 0.6 | 7992 | 27 |
| control group in a sentence | 0.26 | 0.7 | 2850 | 40 |
| control group in a experiment | 0.63 | 0.8 | 9516 | 79 |
| control group in a sentence science | 1.44 | 1 | 653 | 69 |
