Answer:
1. Hace
2. Deberías
3. Beber
4. Es (But for me sounds better with "está")
5. Caminan
6. Nadamos
7. Somos
8. Corro
9. Comes
10. Camina
11. Deberías
12. Practicamos
13. Necesitan
14. Son
15. Es
16. Haces
Statistical methods are mathematical formulas, models, and techniques that are used in statistical analysis of raw research data. The application of statistical methods extracts information from research data and provides different ways to assess the robustness of research outputs.