What is an example of aggregate?
An aggregate is a collection of people who happen to be at the same place at the same time but who have no other connection to one another. Example: The people gathered in a restaurant on a particular evening are an example of an aggregate, not a group.
What is aggregate data in database?
Aggregate data is high-level data which is acquired by combining individual-level data. For instance, the output of an industry is an aggregate of the firms’ individual outputs within that industry. Aggregate data are applied in statistics, data warehouses, and in economics.
What is aggregate data in statistics?
An aggregation is a process in which numbers are gathered for statistical purposes and are expressed as one number. This could be in the form of a total or an average. An aggregate is very often used in statistics, mostly to show a total or an average.
Which is an example of aggregate data quizlet?
aggregate data include data on groups of people or patients without identifying any particular patient individually. example of aggregate data are statistics on the length of stay for patients discharge within a particular diagnosis related group. You just studied 20 terms!
What are the examples of social aggregate?
A social aggregate is a collection of people who are in the same place at the same time but who otherwise have nothing else in common. A crowd at a sporting event and the audience at a movie or play are examples of social aggregates.
How do I aggregate data?
In order to aggregate data, you can simply use Pivot table or other charts, which aggregate the data by the column assigned Row/Column (Pivot) or X-Axis (Bar/Line/other charts). But sometimes, you want to aggregate the data itself, not as how it’s presented.
What are aggregates CS?
Aggregation (also known as **containment) is a specialised form of association. It defines a one-way relationship that specifies a ‘has-a’ relationship between two classes. Aggregation acknowledges that the two classes have their own life cycle (i.e. can exist without each other).
What is aggregation and how does it work give an example?
An aggregate object is one which contains other objects. For example, an Airplane class would contain Engine, Wing, Tail, Crew objects. Aggregation provides an easy way for two objects to know about each other (and hence message each other).
Why relational databases are aggregate-ignorant?
A collection of related objects that we wish to treat as a unit for data manipulation and management of consistency and are updated with atomic operations. Relational databases have no concept of aggregate within their data model so they are called: Aggregate-ignorant.
Is sand an aggregate?
Aggregates are inert granular materials such as sand, gravel, or crushed stone that, along with water and portland cement, are an essential ingredient in concrete.
What is an example of aggregate data?
This data type is used to keep all related data together in a way that emphasizes the relationship of the data. Examples of aggregate data are strings, arrays, classes, and structures.
What does data aggregate mean?
Data Aggregation. Definition – What does Data Aggregation mean? Data aggregation is a type of data and information mining process where data is searched, gathered and presented in a report-based, summarized format to achieve specific business objectives or processes and/or conduct human analysis.
What is the definition of aggregate data?
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: in microeconomics , data of an entire sector of an economy composed of many firms, or of all households in a city or region.
What is aggregate data analysis?
aggregate data analysis. any form of analysis which employs available bodies of published or other data (e.g. demographic data, suicide statistics as used by DURKHEIM ) describing the characteristics of an entire population or similar aggregate of individuals.