![]() (from Statistics Canada “Definitions, data sources, and methods”) “A variable is a characteristic of a statistical unit being observed that may assume more than one of a set of values to which a numerical measure or a category from a classification can be assigned.” ( adapted from the Statistics Canada DLI Survival Guide) Statistics are often produced for ready-use and published in the form of e-publications, e-tables, and databases. Statistics are the summarized tables and cross-tabulations that have been formulated from the raw data files. Each row (left to right) represents a responder. Each column (top to bottom) represents responses to a particular question. This is an example of microdata from the Canadian Tobacco Use Monitoring Survey (2008). Three of the more common software used by researchers include SPSS (Statistical Package for the Social Sciences), SAS (Statistical Analysis System), and STATA. There are many different types of statistical analysis software. Statistical analysis software is a comprehensive system for analysing data. Microdata require processing before they become ready for interpretation. Microdata in are available for download and subsetting for a variety of statistical analysis software. Columns are present which describe the data. individual respondents, households, families, etc.). The microdata file is composed of individual records consisting of a row of numbers. ![]() Microdata consist of the raw data observed or collected from a specific unit of observation (e.g. Aggregate data are delivered in a variety of formats, including CANSIM tables, Beyond 2020 files, and Excel spreadsheets. There are two types of data – aggregate data and microdata.Īggregate data are statistical summaries organized in a specific data file structure that permits further analysis. Data are numeric files created and organized for further analysis.
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