Mystery Shopping is a covert participant observation that aims to recreate the customer experience or to measure the service quality.

In this article, we’d like to explore application fields for algorithms to help us improve our data quality.

We’re frequently asked how to calculate the feasibility of research projects with our online panels. Are the panels big enough to cover a required…

Many researchers feel uncertain about getting sampling right.

At Norstat, we have seen all the common mistakes in questionnaire design, regardless whether they were telephone, face-to-face or online interviews.