Historically, public opinion surveys have relied on the ability to adjust their datasets using a core set of demographics – sex, age, race and ethnicity, educational attainment, and geographic region ...

Results for the survey are based on telephone interviews conducted under the direction of Princeton Survey Research Associates International. Survey results are based on national samples. For further ...

Research methods Guidance on the process of designing and carrying out a research project or dissertation - from understanding research methods and writing a research proposal, to planning and ...

Background Little information exists on the illness and injury patterns of athletes preparing for the Olympic and Paralympic Games. Among the possible explanations for the current lack of knowledge ...