Systematic Sampling: What It Is, Pros and Cons

Systematic sampling is straightforward and low risk, offering better control. However, it may introduce sampling errors and ...
Pew Research Center

Has there been a Christian revival among young adults in the U.K.? Recent surveys may be misleading

Despite the widely recognized decline of Christianity in the U.K., there have been persistent rumblings of a Christian resurgence.
The Telegraph

Random sample survey of nerve ailments

Worried at the increasing incidence of nerve disorders among Calcuttans, with hardly any data to provide a research backbone, the Indian Council of Medical Research (ICMR) has embarked upon a random ...
Pew Research Center

When surveying small populations, some approaches are more inclusive than others

Survey researchers increasingly recognize that a single survey of the general public can rarely represent the views of small groups of Americans. Such surveys frequently have too few interviews with ...
The Washington Post

When should we trust polls from non-probability samples?

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, ...