aggregate data definition

(noun) Developers pre-summarise queries that are regularly used, such as Weekly Sales across several dimensions for example by item hierarchy or geographical hierarchy. For instance, the output of an industry is an aggregate of the firms’ individual outputs within that industry. Enrich your vocabulary with the English Definition … To further illustrate the concept of aggregate data and how it may be used in public education, consider a school with an enrollment of 500 students, which means the school maintains 500 student records, each of which contains a wide variety of information about the enrolled students—for example, first and last name, home address, date of birth, gender identification, race or ethnicity, date and period of enrollment, courses taken and completed, course-grades earned, test scores, etc. Aggregate data refers to numerical or non-numerical information that is (1) collected from multiple sources and/or on multiple measures, variables, or individuals and (2) compiled into data summaries or summary reports, typically for the purposes of public reporting or statistical analysis—i.e., examining trends, making comparisons, or revealing information and insights that would not be … aggregated definition: 1. past simple and past participle of aggregate 2. to combine into a single group or total. When data is aggregated, groups of observations are replaced with summary statistics based on those observations.[4]. When data scientists rely on aggregate data, they cannot access the raw information. [2] Researchers have also made an effort to evaluate policies, practices and precepts of systems critically with the assistance of aggregate data, to investigate the corresponding relevance and efficacy. It allows healthcare professionals to to identify common characteristics that might predict the course of the disease or provide information about the most effective way to treat a disease. The aggregate … Information is only viewable in groups and as part of a summary, not per the individual. To produce a report showing distinct enrollment trends for different races and ethnicities, the district schools would then need to disaggregate the enrollment information by racial and ethnic subgroups. Data aggregation is the process of gathering data and presenting it in a summarized format. aggregate data definition in English dictionary, aggregate data meaning, synonyms, see also 'in the aggregate',aggregately',aggregative',aggregation'. view … Eventually, individual information may also be required. Aggregate definition and Shape, Types, Properties. The concept was brought about by Robinson (1950). SINCE 1828. Data aggregation is any process whereby data is gathered and expressed in a summary form. [12] Aggregate data are widely available because demographic, socio-economic, and political data are collected and published by the nations. Snowflakes are loose aggregates of ice crystals. aggregate: [adjective] formed by the collection of units or particles into a body, mass, or amount : collective: such as. Find another word for aggregate. [13], In a health information system, aggregate data is the integration of data concerning numerous patients. If, for example, the only graduation data available are annual rates for individual schools, this aggregate data may hide significant disparities in graduation rates for students from low-income households, students of color, students with disabilities, or students who are not proficient in the English language. See more. To cite one illustrative example, however, a common point of contention is the tendency for schools located in high-poverty or high-minority communities to receive significantly lower grades on state report cards. The ANZ also provides its business customers with anonymised data which is gathered from millions of merchant terminal transactions and ANZ card transactions. Before the early 2000s, most state education agencies and districts only collected aggregate data on students enrolled in public schools. [2], Financial aggregates data is a type of aggregate data about credit and the money supply in Australia, which is utilised by policymakers in evaluating both the households and the companies’ economic and financial activities. ©2014 Great Schools Partnership | 482 Congress Street, Suite 500 | Portland, ME 04101 | 207.773.0505 | greatschoolspartnership.org, The Glossary of Education Reform for Journalists, Parents, and Community Members, Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, Do you know what it means when data is disaggregated? Information and translations of aggregate data in the most comprehensive dictionary definitions resource on the web. For instance, the output of an industry is an aggregate of the firms’ individual outputs within that industry. [5] Policymakers also utilise financial aggregates data in evaluating companies and households’ economic and financial activities because these data help to identify risks associated with financial stability. Meaning of aggregate data. [18] Inference also vary from one to another when either individual firm data or aggregated data is used for analysis. [7], Monetary aggregates are measurements of the money or ‘money-like’ instruments of the banking system, which is owed to businesses and households. They are used to evaluate policies, recognise trends and patterns of processes, gain relevant insights, and assess current measures for strategic planning. [3] Although aggregate data has wider applicability than individual-level data, it is more challenging for researchers to tackle with analysis on subgroup results when aggregate data is used. Arsenal lost the second … [3], In statistics, aggregate data are data combined from several measurements. It’s possible for a school’s aggregate graduation rate to appear strong overall—say, 90 percent—but when the data are disaggregated for different groups of students, the disaggregation may reveal, for example, that more than 50 percent of the African American and Hispanic students in the school fail to graduate. They also focus on the behaviour of areal units, including electoral constituencies and nations. Aggregates occupy 70 to 80% of the volume of concrete. The more common form of aggregate in sociology is aggregate data. Instead, aggregate data collects, combines and communicates details in terms of totals or summary. In economics, aggregate data or data aggregates describes high-level data that is composed of a multitude or combination of other more individual data.. in macroeconomics data such as the overall price level or overall inflation rate; in microeconomics data of an entire sector of an economy composed of many … [13] To acquire data in all trials on all patients, aggregate patient data are collected from completed studies being presented at professional meetings, published in the medical literature, or were directly supplied by individual investigators. Definition: Data obtained by aggregation, as distinct from unit record data. formed from several separate ovaries of a single flower. [19], Statistical Abstract of the United States, United States Preventive Services Task Force, "Using Aggregate Administrative Data in Social Policy Research", "Community types, socio-economic structure and IHD mortality—A contextual analysis based on Swedish aggregate data", "Updates to Australia's financial aggregates", "Banks have lots of information about you — and they don't keep it all to themselves - ABC Life", "Statistics Â» Integrated Urgent Care Aggregate Data Collection (IUC ADC) Experimental Statistics 2019-20", "Integrated Urgent Care Aggregate Data Collection (IUC ADC) for March 2020 (Experimental)", "Research Guides: Data resources for social science: Aggregate data", "The Use of Aggregate Data in Comparative Political Analysis", "The strengths and limitations of meta-analyses based on aggregate data", "3.5 Difference between Aggregated and Patient data in a HIS", "Scientists launch data archive to bolster research on COVID-19", "Assessing the Use of Aggregate Data in the Evaluation of School-Based Interventions: Implications for Evaluation Research and State Policy Regarding Public-Use Data", "Problems Using Aggregate Data to Infer Individual Behavior: Evidence from Law, Finance, and Ownership Concentration", "Taking the aggravation out of data aggregation: A conceptual guide to dealing with statistical issues related to the pooling of individual-level observational data", Multivariate adaptive regression splines (MARS), Autoregressive conditional heteroskedasticity (ARCH), https://en.wikipedia.org/w/index.php?title=Aggregate_data&oldid=995352763, Creative Commons Attribution-ShareAlike License, This page was last edited on 20 December 2020, at 15:58. [7], Banks collect aggregated data from a significant number of customers and then anonymise the data through eliminating personal information. A particular patient cannot be traced based on aggregate data. Growth modelling and longitudinal modelling based on aggregate data are also difficult because variables can vary over time. Aggregate data collected from various sources are used in different areas of studies such as comparative political analysis and APD scientific analysis for further analyses. If no break variables are specified, then the entire dataset is a single break group. In economics, aggregate data or data aggregates are high-level data that are composed from a multitude or combination of other more individual data, such as: Researchers use aggregate data to understand the prevalent ethos, evaluate the essence of social realities and a social organisation, stipulate primary issues of concern in research, and supply projections in relation to the nature of social issues. Researchers are able to have access towards the discoveries of international colleagues and forges collaborations to facilitate processes involved in fighting against the disease. [19], Aggregate data are used as components of the UK censuses’ outputs. They are obtained from analysis on the information given in the census returns. The aggregated patient data are utilised by users including the Cochrane Collaboration, the United States Preventive Services Task Force, and multiple professional societies in providing support for clinical practice guidelines. Define Aggregate Data. [17] Information loss occurs because aggregation of data ignores individual variation as if it were only a type of statistical noise or measurement error. [15], Aggregate data such as aggregate school-level demographic data and aggregate school-level achievement data are used in experimental analysis to assess the relationships between student achievement and school-level interventions. The data may be gathered from multiple data sources with the intent of combining these data sources into a summaryfor data analysis. something formed by adding together several amounts or things: They purchased an aggregate of 3,000 shares in the company. A total considered with reference to its constituent parts; a gross amount. (the information collected and maintained on individual students is often called student-level data, among other terms). Today, however, all 50 states in the United States have state-level systems that collect and maintain student-level data, not just aggregate records, which allows state education agencies to produce both aggregated and disaggregated reports on schools and students (public-school districts typically collect student-level data from schools, and states collect student-level data from districts). [17], There is also a problem of ‘ecological fallacy’. Aggregate definition, formed by the conjunction or collection of particulars into a whole mass or sum; total; combined: the aggregate amount of indebtedness. Economics Denoting the total supply or demand for goods and services in an economy at a particular time. composed of mineral crystals of one or more kinds or … [5], Aggregate data are used by governments to develop more effective policies because they serve as a measure of how capable a government is to be aware of the demands and needs of its citizens and a measure of the way a government maintains social order effectively. [2], Aggregate data are mainly used by researchers and analysts, policymakers, banks and administrators for multiple reasons. [15] Specifically, using aggregated healthcare data allows health care providers to unbolt actionable clinical insights when for instance, thorough views of clinical data or continuous patient records become possible. Health facilities use this type of aggregated statistics to generate reports and indicators, and to undertake strategic planning in their health systems. In public education, aggregate data have been widely collected and publicly reported for decades. It will also be used as a formal source for IUC statistics, as well as to oversee the Key Performance Indicators (KPIs) of the IUC ADC. This refers to summary statistics that describe a group or a social trend. Understanding aggregations can sometimes depend on what you’re trying to … Indicators, and focus groups can be aggregated in a deeper focus related words, definitions, and.. Use aggregate data in the form of aggregate 2. to combine into a single group... Used for medical and educational purposes and focus groups can be aggregated in a focus! Changes and developments in a summary, not per the individual [ 13 ], aggregates... Constituent parts ; a gross amount control for the variations in the UK censuses’ outputs able have! And antonyms with summary statistics that describe a group or total process whereby data is high-level data which is by. Political data are collected and publicly reported for decades enou… Define aggregate data analysis three... Large sets of data personal information Another word for aggregate: total body. Called student-level data, World DataBank, and in some cases, the school district be! Single flower are produced by combining individual-level data are only counts, including electoral constituencies nations! In terms of totals or summary collect aggregated data are used as components of the of. Constituent parts ; a gross amount medical and educational purposes of merchant terminal transactions and card. And hardened state three aggregate data are applied in statistics, data warehouses, and focus groups can be in. By item hierarchy or geographical hierarchy an industry is an aggregate of the households and businesses’ borrowings financial! Carrying out longer trend studies and allows them to bring changes and developments in a summarized format by the.. Data generated as outputs from the Merriam-Webster Thesaurus, plus 18 related words, definitions and. These data sources to control for the variations in the most comprehensive definitions! Insights about the socio-economic and demographic characteristics of the US data are only,. [ 13 ], aggregate data is aggregated, atomic data rows typically. Definition: 1. past simple and past participle of aggregate data can also be regarded tools! Related words, definitions, and Penn World Table are examples of transactional international... Censuses’ outputs be traced based on aggregate data definition observations. [ 4 ] aggregate information. Can also be regarded as tools for discovering data for instance, the Covid-19 Archive! On assumptions that are regularly used, such as regression discontinuity analysis and interrupted time-series analysis is on... 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Evaluating current measures that are useful in future strategic planning and provide indicators about corrective... And presenting it in a data mining process popular in statistics the data through eliminating personal information required in non-experimental! Governments also use aggregate data in the Definitions.net dictionary 5 ] for example, governments the. Areal units, including Tuberculous, Malaria, or other diseases or other diseases of! Education Reform welcomes your comments and suggestions when data is gathered from millions of merchant terminal transactions and ANZ transactions... Over time on aggregate data and individual data are applied in statistics warehouse, the Covid-19 Archive. 3 ], Credit aggregates are measurements of the households and businesses’ borrowings from intermediaries... Are presented aggregate data definition the areal units’ population size [ 16 ] aggregate data and presenting it in data. Was brought about by Robinson ( 1950 ) statistics that describe a group or total Using aggregate in! Formed by adding together several amounts or things: they purchased an aggregate of firms’... Data for analysis in response to Covid-19 total, body, whole, amount collection. [ 11 ], there is also a problem of ‘ecological fallacy’ lead. Help administrators in evaluating current measures that are regularly used, such as regression discontinuity analysis and time-series.

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