This repo features the data processing, analyses and viszualisation of the relationship between COVID-19 cases and social contacts in the UK. The main focus of this project is to investigate the ...

After my post the other day on tracking public opinion with biased polls, someone pointed me to this 2011 article by David Yeager, Jon Krosnick, LinChiat Chang, Harold Javitz, Matthew Levendusky, ...

In each of the questions in this assessment, you'll read a description of a sample, and decide whether or not it is a probably or non-probability sample. 1. A random sample of U.S. households is ...

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 ...

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 ...

Online data has the potential to transform how researchers and companies produce election forecasts. Social media surveys, online panels, and even comments scraped from the internet can offer valuable ...