Articles from the Research World
Latest content on market research methodologies, industry insights, and best practices.
How to Determine Research Sample Size
A guide to sample size determination with confidence intervals, margin of error, and quota structures.
Pricing Research Methods and Approaches
Van Westendorp, Gabor-Granger, conjoint analysis and monadic testing: A method selection guide for accurate pricing.
What Are Confidence Intervals and Margin of Error?
What are confidence intervals and margin of error, how to interpret them? A guide to reading research results correctly.
How to Write Survey Questions
How to write good survey questions, which question types to use when, and how to avoid leading and double-barreled questions.
How to Ensure Data Quality in Online Panel Research
Identity verification, bot detection, and real-time response control: A guide to reliable panel data quality.
What Is a Likert Scale and How to Use It
What is a Likert scale, how many points should it have, how to analyze it? A practical usage guide.
NPS, CSAT, and CES: Which Metric to Use When?
NPS, CSAT, and CES answer different questions. A guide on where to place each metric in the customer journey.
Pre-test and Post-test: When and How to Design Them?
Pre-test and post-test connect two ends of a campaign investment. How to design them to improve before launch and learn after.