Methodology
- When to use 5, 7 or 10 point scales?
- Best practices for using scales from 1-to-5 or 5-to-1
- Standard questions to measure commonly used key performance indicators (KPI)
- Which language should I use for my survey?
- What is the margin of error in survey results?
- What is the Net Promotor Score (NPS) and how is it calculated?