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In scientific literature, a primary source, or the "primary literature", is the original publication of a scientist's new data, results, and theories. [8] In political history , primary sources are documents such as official reports, speeches, pamphlets, posters, or letters by participants, official election returns, and eyewitness accounts.
In science, data is primary, and the first publication of any idea or experimental result is always a primary source. These publications, which may be in peer-reviewed journal articles or in some other form, are often called the primary literature to differentiate them from unpublished sources.
Gathering data can be accomplished through a primary source (the researcher is the first person to obtain the data) or a secondary source (the researcher obtains the data that has already been collected by other sources, such as data disseminated in a scientific journal).
A New York Times opinion piece may include secondary-source material, quoting from a government report, and primary-source material, the columnist's opinions regarding what the report means for the economy. The opinion piece itself is a primary source regarding the columnist's opinion, but a secondary source regarding predictions for the economy.
Primary, or "statistical" sources are data that are collected primarily for creating official statistics, and include statistical surveys and censuses. Secondary, or "non-statistical" sources, are data that have been primarily collected for some other purpose (administrative data, private sector data etc.).
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 archeological artifacts; photographs; historical documents such as a diary, census, video or transcript of surveillance, a public hearing, trial, or interviews
A primary source is a source cited for some new idea, creative thought, or data originating in that source, and not derived from another author or another source. Primary sources usually have some immediate connection or contact with the source of the new idea, thought, or data.
Raw data (sometimes colloquially called "sources" data or "eggy" data, the latter a reference to the data being "uncooked", that is, "unprocessed", like a raw egg) are the data input to processing. A distinction is made between data and information, to the effect that information is the end product of data processing. Raw data that has ...