In this article, I focus specifically on the methodology, and more particularly, the sampling method: how were the 1,556 respondents distributed across Banjul, Kanifing, Brikama, Kerewan, Mansakonko, ...

Rotating Random Number Sampling is proposed as a flexible method to evenly distribute survey burden caused by a set of business surveys over enterprises without requiring aligned stratifications. The ...

A new telephone survey experiment finds that, despite major structural differences, an opinion poll drawn from a commercial voter file can produce results similar to those from a sample based on ...

Targeting matters most. Surveying the wrong audience can lead to misleading data and poor decisions, even if the questions themselves are solid. Weighting shapes reality. Overrepresenting certain ...

Survey Basics Online Surveys Telephone Surveys Voter Files International Survey Methods We often hear a candidate is leading, trailing, or the race is tied. This is based on “horse race” polling, ...

Wondering how many people in the United States have a smartphone? If you poll 20 people on the street, your survey won’t be representative of the entire American population. But if you just want to ...