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  2. Data collection - Wikipedia

    en.wikipedia.org/wiki/Data_collection

    Data collection or data gathering is the ... The selection of appropriate data collection instruments ... No predetermined mechanism to document changes in procedures ...

  3. Data collection system - Wikipedia

    en.wikipedia.org/wiki/Data_collection_system

    Data collection system (DCS) is a computer application that facilitates the process of data collection, allowing specific, structured information to be gathered in a systematic fashion, subsequently enabling data analysis to be performed on the information.

  4. Survey data collection - Wikipedia

    en.wikipedia.org/wiki/Survey_data_collection

    The entire data collection period is significantly shortened, as all data can be collected and processed in little more than a month. [2] Interaction between the respondent and the questionnaire is more dynamic compared to e-mail or paper surveys. [16] Online surveys are also less intrusive, and they suffer less from social desirability effects ...

  5. Research - Wikipedia

    en.wikipedia.org/wiki/Research

    Gathering of data: Consists of identifying a population and selecting samples, gathering information from or about these samples by using specific research instruments. The instruments used for data collection must be valid and reliable. Analysis of data: Involves breaking down the individual pieces of data to draw conclusions about it.

  6. Data analysis - Wikipedia

    en.wikipedia.org/wiki/Data_analysis

    Data collection or data gathering is the process of gathering and measuring information on targeted variables in an established system, which then enables one to answer relevant questions and evaluate outcomes. The data may also be collected from sensors in the environment, including traffic cameras, satellites, recording devices, etc.

  7. Survey methodology - Wikipedia

    en.wikipedia.org/wiki/Survey_methodology

    Survey methodology is "the study of survey methods". [1] As a field of applied statistics concentrating on human-research surveys, survey methodology studies the sampling of individual units from a population and associated techniques of survey data collection, such as questionnaire construction and methods for improving the number and accuracy of responses to surveys.

  8. Information system - Wikipedia

    en.wikipedia.org/wiki/Information_system

    In pre-computer information systems, the data were generally stored in human-readable form. Procedures: Procedures are the policies that govern the operation of an information system. "Procedures are to people what software is to hardware" is a common analogy that is used to illustrate the role of procedures in a system.

  9. Survey sampling - Wikipedia

    en.wikipedia.org/wiki/Survey_sampling

    A probability-based survey sample is created by constructing a list of the target population, called the sampling frame, a randomized process for selecting units from the sample frame, called a selection procedure, and a method of contacting selected units to enable them to complete the survey, called a data collection method or mode. [10]