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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]
Secondary research involves the summary, collation and/or synthesis of existing research. 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]
Primary source materials are typically defined as "original research papers written by the scientists who actually conducted the study." An example of primary source material is the Purpose, Methods, Results, Conclusions sections of a research paper (in IMRAD style) in a scientific journal by the authors who conducted the study. [17]
For example, a peer-reviewed science article including original findings may include a scatter plot of data points and a cross-sectional x-ray (primary material), but it may also include valuable secondary material, such as the research team's synthesis and interpretation of prior published studies reviewed in the discussion of the results or ...
Among genealogists, a primary source comes from a direct witness, a secondary source comes from second-hand information or hearsay told to others by witnesses, and tertiary sources can represent either a further link in the chain or an analysis, summary, or distillation of primary and/or secondary sources. In this system, an elderly woman's ...
Data are commonly used in scientific research, economics, and virtually every other form of human organizational activity. Examples of data sets include price indices (such as the consumer price index), unemployment rates, literacy rates, and census data. In this context, data represent the raw facts and figures from which useful information ...
"There can be grey areas when determining if an item is a primary source or a secondary source. For example, newspaper journalists may interview eyewitnesses but not be actual eyewitnesses themselves. They also may have completed research to inform their story. Traditionally, however, newspapers are considered primary sources….
There are, of course, sloppier definitions of secondary sources. Some say that a secondary source is something that comments on a primary source. And yes, that's very true: if something comments on a primary source or contains analysis about prior materials, it's definitely a secondary source. But if the commentary is original research, it's ...