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"[It is not] always easy to distinguish primary from secondary sources. A newspaper article is a primary source if it reports events, but a secondary source if it analyses and comments on those events". [3] "In the humanities, age is an important factor in determining whether an article is a primary or secondary source.
Secondary sources may draw on primary sources and other secondary sources to create a general overview; or to make analytic or synthetic claims. [3] [4] Tertiary sources are publications such as encyclopedias or other compendia that sum up secondary and primary sources. For example, Wikipedia itself is a tertiary source.
Secondary data. Secondary data refers to data that is collected by someone other than the primary user. [1] Common sources of secondary data for social science include censuses, information collected by government departments, organizational records and data that was originally collected for other research purposes. [2]
Sources of information are commonly categorized as primary, secondary, or tertiary sources.In brief, a primary source is one close to the event with firsthand knowledge (for example, an eyewitness); a secondary source is at least one step removed (for example, a book about an event written by someone not involved in it); and a tertiary source is an encyclopaedia or textbook that provides a ...
Primary sources present information or data, such as: archeological artifacts. photographs. historical documents such as a diary, census, video or transcript of surveillance, a public hearing, trial, or interviews. tabulated results of surveys or questionnaires. written or recorded records of laboratory assays or observations.
Secondary research is contrasted with primary research in that primary research involves the generation of data, whereas secondary research uses primary research sources as a source of data for analysis. [1] A notable marker of primary research is the inclusion of a "methods" section, where the authors describe how the data was generated.
Wikipedia articles should rely on published secondary sources and, to a lesser extent, on tertiary sources. In theory, primary sources may also be used. Reliance on primary sources can lead to interpretive clambs, analyses, or synthetic claims, which must be referenced to a specific source that makes the same claim or analysis.
Raw data, also known as primary data, are data (e.g., numbers, instrument readings, figures, etc.) collected from a source. In the context of examinations, the raw data might be described as a raw score (after test scores). If a scientist sets up a computerized thermometer which records the temperature of a chemical mixture in a test tube every ...