There are plenty of good reasons to use Net Promoter Scores (NPS). They are based on sound measurement, are simple to use, are conceptually compelling, and are widely known by business executives outside of market research. But you know something is amiss when your bank starts asking how likely you are to recommend the online…
One critique sometimes heard about NPS scores is that they can’t be stat tested. That is not true. Though I know of no statistical packages that do it automatically, it is an easy calculation you can do on your own. Here’s the math: n = sample size a = % promoters b = % passives…
I used to get more worked up about survey answer scales than I do nowadays. I didn’t like even-numbered scales, including 1 to 10 scales (no midpoint!) or five point scales (too blunt!) or seven or nine point scales (not intuitive!). I liked zero to ten scales—and still do—because they offer good opportunity for respondent…
Don’t waste money delighting your customers. That’s the message from an intriguing new study and report just issued by the Corporate Executive Board. Why not delight your customers? Because meeting expectations is enough to keep them loyal. Going beyond those expectations and “delighting” them has no measurable impact on loyalty. Quoting from the report: Most…