Chapter 3 · Questionnaire · Slide 96/274
Avoid Generalizations and Estimates
Don't force the respondent to strain their memory and their mathematical skills. Ask for the building blocks.
3.1 · Asking Questions
Rule 8 · Ask concretely
Avoid Generalizations and Estimates
No mental arithmetic
Don't force the respondent to strain their memory and their mathematical skills. Ask for the building blocks.
✕Example
"What are the annual per-capita food expenses in your household?"
✓Ask instead
1. "How much money does your household spend on food per month?"
2. "How many members does your household have?"
2. "How many members does your household have?"
QUESTIONSTAR · Dr. Paul Marx
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