This short course introduces statistical survey methods necessary to acquire information from people and analyze the collected information in an objective way which would minimizes bias and errors in ...

Questionnaires are widely used for data collection in health research and evaluation. Their design, use and analysis are key to accurate, comprehensive and complete data. This course is an ...

Data from mixed-mode questions are hard, if not impossible, to interpret accurately. The first part of this article will give an example of a mixed-mode question and an analysis of how to interpret ...

This is a preview. Log in through your library . Abstract One means by which planning agencies may "hear" the constructive views of the public is the questionnaire technique. "A questionnaire is not ...