Sampling error, however, is oversimplified when presented as a single number in reports that may include subgroups, poll-to-poll changes, lopsided margins and results measured on the difference.

Product trial or sampling is easy, right? People try your product, and if they like it, they buy it. Sadly, this view has led to trial becoming an afterthought in a brand’s marketing strategy ...

We investigated sampling and non-sampling errors for size measurements (straight carapace length, straight carapace width, and mass) of hatchling Flatback Turtles, Natator depressus, from two study ...