The Consumer Expenditure Quarterly Interview Survey (CEQ) is an ongoing panel survey which collects detailed expenditure information from a national sample of households. High data quality is essential to accurately reflect the spending habits of American consumers. This study examines CEQ data quality in terms of the editing required during the data processing phase. Editing methods include im...

A hydrographic survey is a standardized procedure for collecting data the production of nautical charts and publications. It lengthy costly procedure, so carried out depending on capabilities organizations. known that relatively large parts world's oceans are very poorly covered by surveys. To increase amount collected, International Hydrographic Organization (IHO) has introduced concept crowds...

In developing countries, many national development plans have included nutrition considerations for decades. This has led to a major thrust from the governments to promote nutrition education activities. Many public nutrition research institutes have stepped up their efforts to educate the public by conducting workshops which includes various techniques like giving lectures, providing questionn...

Data f’rom surveys should be weighted using expansion weights to avoid biased estimates for the inference population. Calculation of expansion weights is a stepwise procedure that can be thought of as allowing respondents to represent all eligibles from the population. Design will have an impact on the variance of the estimates. Furthermore, the impact may be to inflate or deflate the variance ...