All articles were of moderate-high methodological quality; the majority (n=7) employed survey methodology.
The result was "Thinking About Answers: Application of Cognitive Processes to Survey Methodology" (1995), with two co-authors, Norman Bradburn and Norbert Schwarz.
NASA now says the study was designed to develop a survey methodology, not to assess air carrier safety.
The Times does not disclose its survey methodology, a secrecy that some critics say fuels speculation about potential manipulations.
A University of Michigan sociologist and a leading authority on survey methodology, Mr. Groves served as the bureau's associate director from 1990 to 1992.
At the time, an article in a publication of the Philadelphia chapter said the two men had done "pioneering work in mail survey methodology".
The foundation said although the survey methodology was robust the low sample size meant the findings should be treated as preliminary.
But given the dearth of obvious explanations, serious consideration has to be given to the difficulties that race and class present to survey methodology.
The New York Times, Publishers Weekly and USA Today all compile best-seller lists, but each uses its own survey methodology, and they inevitably disagree.
We employed a survey methodology.
