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 ...

This is a preview. Log in through your library . Abstract This paper deals with two schemes, π-inverse weights and best linear unbiased weights, for weighting of observations drawn by unequal ...

1. Distinguish between probability and non-probability sampling and discuss the advantages and disadvantages of each. If you can not specify the probability that any given individual will be in the ...

The COVID-19 pandemic has infected over 38 million people around the world and is showing no signs of going away any time soon. Researchers worldwide are frantically working on developing an effective ...

With a population of over 40 million users worldwide, a number doubling every year, the internet has become a medium with distinct business opportunities. To academic and commercial researchers, the ...

The analysis in this report is based on a web survey conducted January18-24, 2013 among a sample of 1,041 adults, 18 years of age or older. The survey was conducted by GfK Knowledge Networks (KN) ...

With the 2014 election in the rearview mirror, public opinion researchers are taking stock of what was learned from new methodologies employed during the election season. In July, The New York Times ...

The Los Angeles Times/Kaiser Family Foundation survey of adults with employer-sponsored health insurance is based on interviews with a probability-based sample of 1,407 respondents between the ages of ...