Sociology 2206A/B Chapter Notes - Chapter 11: Scatter Plot, Multimodal Distribution, Multivariate Analysis
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Systematically reorganizing raw numerical data into a format that is easy to analyze using computers. Researcher develop rules to assign certain numbers to variable attributes each category of a variable and missing information needs a code. Codebook: a document that describes the coding procedure and the location of data for variables in a format that computers can use. Researchers begin to think about a coding procedure before they collect data. Precoding: placing the code categories on the questionnaire. Computer programs designed for statistical analysis need the data in a grid or spreadsheet. In grids: rows represent a respondent, subject, or case; columns represent specific variables. 4 ways to get raw quantitative data into a computer: Code sheet: gather information and then transfer it from the original source onto a grid format then type what is on the code sheet into a computer, line by line. Direct-entry method: as information is being collected, it goes into the computer (ex.