Representative vs. Random Samples: Key Differences Explained

Learn how representative samples and random samples differ and why combining them minimizes sampling bias for accurate data.
Futurism

Sampling Bias in Science: Here’s Why You Need to Go Back to the Source

Perhaps you saw the headlines this weekend: “Sexting: Just About Everyone’s Doing It,” from Discovery News, or “Online survey finds 8 in 10 adults have engaged in sexting,” from CNN. Wow – that’s ...
JSTOR Daily

Relative Efficiency and Bias of Plus-One Telephone Sampling

A relatively new telephone sampling method, plus-one, is introduced and evaluated. The primary criteria of evaluation are efficiency and bias. Plus-one is compared with previously published sampling ...
Harvard Business School

Provable Detection of Propagating Sampling Bias in Prediction Models

Ravishankar, Pavan, Qingyu Mo, Edward McFowland III, and Daniel B. Neill. "Provable Detection of Propagating Sampling Bias in Prediction Models." Proceedings of the AAAI Conference on Artificial ...
JournalofAccountancy

Research Summary 22: Haphazard Sampling and Selection Bias

verybody has a favorite color and season—preferences that seem innate, always defying reason. Auditors are no different when it comes to haphazard sampling, a process in which—ideally—they choose ...
EurekAlert!

sampling bias impact on data diversity (IMAGE)

The incentive for cherry picking ⎯ the tendency of users to favor data quality over diversity ⎯ is that data quality is preserved over a greater number of model iterations, but this comes at the ...
MyJoyOnline

Automated sampling removed bias in NPP delegate survey – Dr Evans Duah

An independent researcher, chartered accountant, lecturer and financial economist, Dr Evans Duah, has underscored the use of a fully automated and randomised sampling process in his nationwide study ...