Here are the answers to your questions:
1. What is the other term used to refer numerical data?
Answer: Quantitative data
2. What category of data do telephone numbers belong?
Answer: Nominal data (or Qualitative data)
To answer questions 3 and 4, let's first convert the tallies into frequencies:
- Year Level 7: HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-HII-