16. - **python**:
Score: 7
Qualitative Assessment: Good
Description: Tanmay's knowledge of Python is solid, particularly in data manipulation and visualization. He could improve by discussing more advanced Python applications.

17. - **mysql**:
Score: 6
Qualitative Assessment: Average
Description: Tanmay demonstrates basic proficiency in SQL but could provide more detailed examples of complex queries or database management.

18. - **power bi (business intelligence)**:
Score: 5
Qualitative Assessment: Average
Description: Tanmay's experience with Power BI is not evident in his responses. He should focus on gaining practical experience with this tool.

19. - **excel**:
Score: 6
Qualitative Assessment: Average
Description: Tanmay's Excel skills are basic. He could improve by discussing specific data analysis tasks he's performed using Excel.

20. - **python programming**:
Score: 7
Qualitative Assessment: Good
Description: Tanmay's Python programming skills are solid, but he could enhance his responses by discussing more complex programming tasks.