The typical survey reported in the 2016 corpus of news releases has 1,000 respondents (median size), with 73% having 500 or more responses, 55%...

Writing a questionnaire for a newsmaker survey is different than designing a customer satisfaction or general market research survey. Such general...

I’m old enough to remember typing pools – though not old enough to remember when the secretaries in them were using typewriters. They were using...

Probability sampling remains the gold standard for producing results that are representative of target populations. So much so that non-probability...

Where river sampling is typically a supplemental source of responses to panel surveys, intercept surveys gather all their responses by interrupting...

People who are willing to be members of panels differ in many ways from people who aren’t. This too lessens the representativeness of panel...

One of the “magic” techniques for improvement representativeness is sample matching. The easiest way to think of sample matching is that is quota...

Given that effective sample size declines dramatically when the characteristics of the sample don’t approximate national representativeness, one...

We classified all respondents to our Sports Superstitions study as either "Unsuperstitious" or "Superstitious." A respondent had to answer "Not at...

We asked every respondent to rate their level of fear about how their actions at home might affect the team they are rooting for: while 21% of...