Survey sampling and estimation methods form the cornerstone of modern statistical inference, underpinning research across the social, medical, and natural sciences. At their heart, these methods ...

Note: This report was updated on Dec. 30, 2015 to reflect the January-July 2015 National Health Interview Survey estimates released on December 1, 2015. Telephone surveys face numerous challenges, but ...

The random-digit-dial survey (RDD) was conducted according to Pew Research Center’s standard protocol for RDD surveys. Interviewing occurred April 25 through May 1, 2018, with 1,503 adults living in ...

NEW EARTH RESOURCES CORP. (CSE: EATH) (“New Earth” or the “Company”) is pleased to announce that it has commenced planning for a lake bottom sediment sampling program for the Company’s SL Project (the ...

This technical note covers household surveys with a focus on probability sampling, bias, and survey weights. It explains how households are selected in a representative way from a population for a ...

We collaborate with the world's leading lawyers to deliver news tailored for you. Sign Up for any (or all) of our 25+ Newsletters. Some states have laws and ethical rules regarding solicitation and ...

Rodolphe Barrere is co-founder and CEO of Potloc, a market research company pioneering a new approach to extracting consumer insights. The best businesses understand the importance of listening to ...

A seafood sampling survey has revealed some non-compliances but an overall low risk to public health. In England and Wales, 152 samples of wild caught fish, crustaceans and cephalopods were purchased ...