What is BOS?
Best Object Scaling (BOS) aims to measure the relative preference among a set of objects, features, statements, attributes, brands, concepts, policies, processes, etc. through a series of explicit trade-offs that respondents make using an underlying subjective scale.

One of the most challenging aspects of conducting telephone (CATI) surveys is reaching people when they are willing and able to receive a phone call. The proliferation of ‘scam’ calling (and telecom apps that flag calls that are unknown) has made consumers less likely to pick up their phone.  (Reference

Advanis has been conducting a self-sponsored COVID-19 survey among Canadians since the end of March 2020 using an IVR-to-Web approach. As part of our efforts to continually validate the reliability of the approaches we use to collect data that inform the decisions made by our clients, we conducted a research-on-research study where the same questions were administered via phone (CATI) and via the IVR-to-Web approach.