Collectively, recreational fisheries can take a significant fraction of the yearly catch—in some cases more than commercial fisheries. It is important that systems used to monitor fishing catch are ...

The survey in Pakistan was conducted under the direction of Princeton Survey Research Associates International. Results for the survey in Pakistan are based on 1,203 face-to-face interviews with ...

While previous sections of this report have focused on the kinds of systematic biases that may be the largest worry when it comes to public opinion polls, the variance (or precision) of estimates is ...

Researchers are working to identify less error-prone methods for performing wildlife surveys. Research led by a University of Montana undergraduate student to identify less error-prone methods for ...

Survey researchers design or conduct surveys and analyze survey data. Many groups use surveys to collect factual data, such as employment and salary information, or to ask questions that help them ...

Currently, no single U.S. surveillance system can provide estimates of the burden of all types of health care–associated infections across acute care patient populations. We conducted a prevalence ...