Two modalities, one answer?

This paper introduces a new design for the study of Internet vs. other data collection modalities.

two modalities, one answer?

Combining Internet and CATI surveys effectively in market research

Paul Oosterveld Centrum voor Marketing AnalysesPieter Willems  Centrum voor Marketing Analyses

A Methodological Review of Equivalence Studies

The comparison of Web survey against traditional data collection techniques such as face-to-face interviews, mail surveys, and computer-assisted telephone interviewing (CATI) has received considerable attention from both academia and the marketing ...

Not a subscriber?

Schedule your live demo with our team today

WARC helps you to plan, create and deliver more effective marketing

  • Prove your case and back-up your idea

  • Get expert guidance on strategic challenges

  • Tackle current and emerging marketing themes

We’re long-term subscribers to WARC and it’s a tool we use extensively. We use it to source case studies and best practice for the purposes of internal training, as well as for putting persuasive cases to clients. In compiling a recent case for long-term, sustained investment in brand, we were able to support key marketing principles with numerous case studies sourced from WARC. It helped bring what could have been a relatively dry deck to life with recognisable brand successes from across a broad number of categories. It’s incredibly efficient to have such a wealth of insight in one place.

Insights Team
Bray Leino

You’re in good company

We work with 80% of Forbes' most valuable brands* and 80% of the world's top top-of-the-class agencies.

* Top 10 brands