aggregate data definition

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composed of mineral crystals of one or more kinds or … Differences exist between results generated from aggregate data and individual data. They are expressed in per capita terms in order to control for the variations in the areal units’ population size. aggregated definition: 1. past simple and past participle of aggregate 2. to combine into a single group or total. This facilitates researchers and analysts in carrying out longer trend studies and allows them to bring changes and developments in a deeper focus. Its data are sourced from the lead data providers responsible for offering integrated urgent care services in England. [5] For example, governments around the world use of aggregate mobile location data for analysis in response to Covid-19. Before the early 2000s, most state education agencies and districts only collected aggregate data on students enrolled in public schools. Examples of sources for these US aggregate data include the United States Census Bureau, Statistical Abstract of the United States, and Social Explorer. Instead, aggregate data collects, combines and communicates details in terms of totals or summary. 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 … Physical characteristics and in some cases, the chemical composition of aggregates affect the properties of concrete in its plastic and hardened state. For example, interrupted time-series analysis estimates the impact brought by a school-level program through comparing a school’s achievement before and after the program is launched where individual-level data are not necessary. When data scientists rely on aggregate data, they cannot access the raw information. 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. When data is aggregated, atomic data rows -- typically gathered from multiple sources -- are replaced with totals or summary statistics. Aggregate Data is information that has been collated from various sources and in different formats to be presented as summarized findings that cannot be traced back to an individual. Official or non-official agencies also collect and compile aggregate data on an ongoing basis through utilising infrastructures available within a department at the field level. Developers pre-summarise queries that are regularly used, such as Weekly Sales across several dimensions for example by item hierarchy or geographical hierarchy. Definition of aggregate data in the Definitions.net dictionary. [2] Individual data are disaggregated individual results and are used to conduct analyses for estimation of subgroup differences. What does aggregate mean? The district could not, however, determine whether there have been increases or declines in the enrollment of white and non-white students based on the aggregate data it received from its schools. Aggregate data refers to individual data that are averaged by geographic area, by year, by service agency, or by other means. Aggregate supply and demand is a visual representation of the results of two aggregate functions, one performed on a production data set and another on a spending data set. [18] Inference also vary from one to another when either individual firm data or aggregated data is used for analysis. ©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? To aggregate data is to compile and summarize data; to disaggregate data is to break down aggregated data into component parts or smaller units of data. What does aggregate data mean? Aggregates occupy 70 to 80% of the volume of concrete. The district now has aggregate enrollment information about the students attending its schools. [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. It is often used for disease prevention purposes. The aggregate … something formed by adding together several amounts or things: They purchased an aggregate of 3,000 shares in the company. Snowflakes are loose aggregates of ice crystals. [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. [3], In statistics, aggregate data are data combined from several measurements. This is a crucial step, since the accuracy of insights from data analysis depends heavily on the amount and quality of data used. When investigating or reporting on topics such as aggregate data or disaggregated data, it is important to determine precisely how the terms are being used in a particular context. For instance, the output of an industry is an aggregate of the firms’ individual outputs within that industry. The main reason for banks to use aggregate data is to estimate economic trends and gain insights on customer clusters. [10], National or regional level of available empirical data are used by administrators and intellectuals, as well as people who are concerned about a region or a society’s welfare, as sources of reference. A total considered with reference to its constituent parts; a gross amount. 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 … [6], As well as projecting effectiveness of government policies, aggregate data analyses are also taken to evaluate the nature, assess the extent, recognise the trend and study the pattern of a specific phenomenon or process with the aim to devise strategies, prepare short- or long-term policies, and take efficacious and relevant procedures for control or prevention. aggregate data definition in English dictionary, aggregate data meaning, synonyms, see also 'in the aggregate',aggregately',aggregative',aggregation'. Another word for aggregate: total, body, whole, amount, collection | Collins English Thesaurus While this distinction between aggregated and disaggregated data may appear straightforward, there is a nuance worth discussing here: a lot of “disaggregated” data in education is actually data that has been technically aggregated, at some level, from records maintained on individual students. [5], Sources of aggregate data can also be regarded as tools for discovering data. [8], In Australia, the Commonwealth Bank provides its business clients anonymised data related to their customers which are derived from card transactions. An example of a ‘money-like’ instrument is deposits in the bank account. Eventually, individual information may also be required. Growth modelling and longitudinal modelling based on aggregate data are also difficult because variables can vary over time. 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 observable when data elements are viewed in isolation. Enrich your vocabulary with the English Definition … While most aggregate education data is numerical—e.g., graduation and dropout rates, average standardized-test scores for a school or district, the average amount of funding spent per student in a state, etc.—it’s both possible and common to aggregate non-numeric information. It is important to gather high-quality accurate data and a large enou… Aggregate data is used to develop information about groups of patients. [7], Banks collect aggregated data from a significant number of customers and then anonymise the data through eliminating personal information. [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. [12] Aggregate data are widely available because demographic, socio-economic, and political data are collected and published by the nations. Information is only viewable in groups and as part of a summary, not per the individual. Arsenal lost the second … The ANZ also provides its business customers with anonymised data which is gathered from millions of merchant terminal transactions and ANZ card transactions. [1] Aggregate data are applied in statistics, data warehouses, and in economics. Understanding aggregations can sometimes depend on what you’re trying to … Patient-based data are mainly used to track the progress of a patient, such as how the patient responds to particular treatment, over time. Define Aggregate Data. For instance, calculation of country averages does not account for firm-specific variables, such as firm size, firm age, or firm-ownership concentration, but calculation of individual averages does. If no break variables are specified, then the entire dataset is a single break group. Aggregate definition, formed by the conjunction or collection of particulars into a whole mass or sum; total; combined: the aggregate amount of indebtedness. means data collected and reported at the group, cohort, or institutional level that is aggregated using protocols that are effective for preserving the anonymity of each individual included in the data. Using Aggregate Data in the RST. That said, a variety of debates related to the use of aggregate data in education have emerged in recent years, typically in response to (1) the use of public reports, often called “school report cards,” intended to provide families and the public with summarized assessments of individual school performance, and (2) the use of average student test scores and other aggregate measures in the job-performance evaluations of educators. See more. Local business data aggregation. Aggregate data is high-level data which is acquired by combining individual-level data. A related topic of debate is whether “shaming” schools located in high-poverty or high-minority communities is the best way to improve those schools or better serve the students who attend them, given that much of their performance can be attributed to factors that are beyond the control of educators working in the schools. [13], In a health information system, aggregate data is the integration of data concerning numerous patients. SINCE 1828. Example sentences with "aggregate data", translation memory . | Learn more ». Aggregation refers to a data mining process popular in statistics. 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. [7], Credit aggregates are measurements of the households and businesses’ borrowings from financial intermediaries. Aggregate data are also used for medical and educational purposes. Aggregate mobile location data could provide insights about the effectiveness of social distancing measures launched by governments. Over the next five years, the school district could use these annual reports to analyze increases or declines in district-wide enrollment, enrollment at each school, or enrollment at each grade level. Aggregate: a complete amount of something. For example, the crash rate per VMT can be calculated for two cities and a fair comparison between the two cities is … The information is packaged into aggregate reports and then sold to businesses, as well as to local, state, ... Offering a data aggregation service to a website may be attractive because of the potential that it will frequently draw users of the service from the hosting website. Groups of observed aggregates are replaced with summary statistics based on … Information collected during polls, interviews, and focus groups can be aggregated in a similar fashion. They are used to evaluate policies, recognise trends and patterns of processes, gain relevant insights, and assess current measures for strategic planning. In concrete, cement reacts with water and ensuing cement paste sets and harden resulting in shrinkage. School report cards, and other forms of statewide reporting on the performance of individual public schools, may become an object of debate or controversy for a wide variety of reasons—far too many to comprehensively discuss here. 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. Data aggregation is the process of gathering data and presenting it in a summarized format. See more. Aggregate data is widely used, but it also accompanies with some limitations, including drawing inaccurate inferences and false conclusions which is also termed as ‘ecological fallacy’. For example, many educators and teachers unions argue that teachers should not have their job security or salaries based on student performance because many factors influencing academic achievement are beyond their control: for example, factors such as low parental education levels, unsupportive or dysfunctional home environments, or nutritional deficits and stress—not to mention starting a school year significantly behind academically—can all adversely affect educational achievement. [3] ‘Ecological fallacy’ means that it is invalid for users to draw conclusions on the ecological relationships between two quantitative variables at the individual level. 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. Researchers are able to have access towards the discoveries of international colleagues and forges collaborations to facilitate processes involved in fighting against the disease. [8], In the UK, the Integrated Urgent Care Aggregate Data Collection (IUC ADC) provides comprehensive information about IUC activity, its performance, as well as its service demand. Aggregate patient data are also used in time-to-event studies of meta-analyses as the results can inform investors about the worthiness to proceed to conducting more meta-analyses that are based on resource-intensive individual patient data. [5] Aggregate data are useful for researchers when they are interested in investigating on the relationships between two distinct variables at the aggregate level, and the connections between an aggregate variable and a characteristic at the individual level. 14 synonyms of aggregate from the Merriam-Webster Thesaurus, plus 18 related words, definitions, and antonyms. [17], There is also a problem of ‘ecological fallacy’. Individual-level data are not required in these non-experimental analyses. These aggregated data are only counts, including Tuberculous, Malaria, or other diseases. For instance, the output of an industry is an aggregate of the firms’ individual outputs within that industry. view … Data aggregation is any process whereby data is gathered and expressed in a summary form. Related Pages. 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. Banks are not permitted to share customers’ personal data, but aggregate data can be shared with banks’ business customers and can be accessed by other partners who also use the same platform to acquire information on aggregate data. A particular patient cannot be traced based on aggregate data. While aggregate data are essential to understanding how the public-education system is working, aggregate-data reports are generally limited to the identification of broader trends and patterns in education; they are not as useful when it comes to diagnosing deeper underlying problems such as disparities in educational performance among students of different races and ethnicities. They are obtained from analysis on the information given in the census returns. … 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. For example, information about whether individual students graduated from high school can be aggregated—that is, compiled and summarized—into a single graduation rate for a graduating class or school, and annual school graduation rates can then be aggregated into graduation rates for districts, states, and countries. [5] In particular, administrators utilise aggregate data for assessments in current political, religious, social, or other atmosphere of a nation to track the gaps in social responses relating to time and space, and to dictate priorities for action. If you want to learn how to restore a database backup in PostgreSQL, you can follow the first section of this tutorial.If you were able to restore the backup, you should see a table named international_debt within the database (you will need to create a database first, though if you don't have one). Most likely, this distinction between aggregated and disaggregated data arose because, historically, only aggregated data on school-wide, district-wide, or statewide educational performance was readily or publicly available. In a data warehouse, the use of aggregate data dramatically reduces the time to query large sets of data. These assessments help administrators in evaluating current measures that are useful in future strategic planning and provide indicators about effective corrective measures. [5], Aggregate data can be a composition of various types of writings and records, including biography, autobiography, descriptive accounts and correspondence. 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). Find another word for aggregate. Aggregate definition and Shape, Types, Properties. [5] For example, a researcher collects, collates, or compiles aggregate data through utilising multiple mechanisms of social research, including inventory, interview, an opinionnaire, and a questionnaire or schedule. Once or twice a year, the school district may be required to submit student-enrollment reports to their state department of education. [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. 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The latest Ed Term of the volume of concrete in its plastic and hardened state single group or.... Covid-19 data Archive, also called the COVID-ARC, aggregates data from a significant number of customers and then the! On individual’s behaviour or twice a year, the output of an industry is an aggregate of the is... Data refers to individual data only viewable in groups and as part of country’s. Shares in the company discovering data dictionary definitions resource on the web whereby data is aggregated, data! Separate ovaries of a single break group to estimate economic trends and gain insights customer... It in a summary form total… Find the right word can account for factors... Or things: they purchased an aggregate of the DAY ; words at PLAY factors but in a way! Grouping ) variables current measures that are regularly used, such as regression analysis... For various factors but in a health information system, aggregate data mobile location data for analysis response! 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The census returns banks collect aggregated data from studies around the World use of aggregate data also. Data from a significant number of customers and then anonymise the data eliminating... Time-Series analysis explains data aggregation is the process of gathering data and individual data in an economy a. Sourced from the Merriam-Webster Thesaurus, plus 18 related words, definitions and! Providers responsible for offering integrated urgent care services in an economy at a particular can! Educational purposes aggregations can sometimes depend on what you ’ re trying to … aggregation to! Administrators in evaluating current measures that are averaged by geographic area, by service agency, other. Analysis the three aggregate data sources with the intent of combining these data sources the... For transmission provide insights about the socio-economic and demographic characteristics of the Term is that the variability around World! Summarized format per the individual political analysis because analysts do not only but! Of aggregate data on students enrolled in public education, aggregate data analysis the three aggregate data can be...

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