New surveys using mobile technology or estimation methods are allowing economists to measure poverty more often, and with more detail. The surveys can help policy makers respond more quickly to ...

This paper describes the background, methodology, data collection, and analytical plan of a pilot investigation conducted under contract for the National Center for Health Statistics during 1975. The ...

Collection of Data Class 11 Revision Notes: Revision Notes for CBSE Class 11 Economics Chapter 2, Collection of Data is present here for free download in PDF. These handwritten notes have been ...

The paper assesses which method of collecting data on knowledge of contraceptives is preferable; the open-ended question approach in which knowledge of all methods is obtained from the answer to a ...

A typical Pew Research Center national survey – regardless of mode – is designed and implemented with a total survey error approach in mind, aimed at minimizing ...