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Week 1 (Data sources (Surveys (Extracting targeted information, Allow us…
Week 1
Data sources
Sources: company database, government reporting, market research, ...
Electronic capture of data: doubling every 2 years, no major concerns with quality of data/ measurement errors
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Challenges with surveys
- Questions that extract the right information (no ambiguous meaning, no dishonesty)
- Samples that are representative
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Data, Information and Decisions
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