Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...

Survey data in this report are based on Pew Research Center surveys conducted with a nationally representative sample of Hispanics. Differences between groups or subgroups, such as foreign-born and ...

Julie Young is an experienced financial writer and editor. She specializes in financial analysis in capital planning and investment management. Dr. JeFreda R. Brown is a financial consultant, ...

Results for this study are based on telephone interviews conducted by SSRS, an independent research company, among a nationally representative sample of 1,520 Latino respondents ages 18 and older. It ...

PROC SURVEYSELECT provides a variety of methods for selecting probability-based random samples. With probability sampling, each unit in the survey population has a known, positive probablity of ...

This is a preview. Log in through your library . Abstract Capture-mark-recapture (CMR) population parameter estimation utilizing DNA analysis from remotely-collected hair samples to identify ...

There was controversy recently over how sound data collection procedures in India are, especially when it comes to some of the important national level surveys. An article (by Shamika Ravi, Member of ...

Peter Kellner has written a challenging article with the straightforward title Down With Random Samples(Kellner, 2007). His opening lines are: “We all know what perfection looks like. It is a pure ...