The data in this report is drawn from a national cross-sectional, address-based sampling (ABS) survey conducted for Pew Research Center by Westat. This survey was fielded Nov. 19, 2019, through June 3 ...

If your analysis should include a finite population correction (fpc), you can input either the sampling rate or the population total using the RATE= option or the TOTAL= option. (You cannot specify ...

Pew Research Center designed this study to assess the current state of online survey sampling methods – both probability-based and opt-in – and determine their accuracy on general population estimates ...

where is the true probability of observing the jth response level in the ith population. The product multinomial distribution is simply the product of two or more individual multinomial distributions ...

Expert-driven meetings were arranged among the 10 authors. After obtaining institutional review board approval, a self-administered online survey questionnaire was circulated to more than 500 cancer ...

Approved by the State Council, China carried out 1% National Population Sample Survey at the end of 2005. With the whole country as the population, and provinces, autonomous regions and municipalities ...

Remember the term "WEIRD"? If you're not familiar with this quirky acronym, it stands for Western, Educated, Industrialized, Rich, and Democratic. In the realm of psychology, this descriptor has been ...