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A properly designed ETL system extracts data from source systems and enforces data type and data validity standards and ensures it conforms structurally to the requirements of the output. Some ETL systems can also deliver data in a presentation-ready format so that application developers can build applications and end users can make decisions. [1]
Automated essay scoring (AES) is the use of specialized computer programs to assign grades to essays written in an educational setting. It is a form of educational assessment and an application of natural language processing. Its objective is to classify a large set of textual entities into a small number of discrete categories, corresponding ...
Course portfolios consist of multiple samples of student writing and a reflective letter or essay in which students describe their writing and work for the course. [ 5 ] [ 14 ] [ 15 ] [ 16 ] "Showcase portfolios" contain final drafts of student writing, and "process portfolios" contain multiple drafts of each piece of writing. [ 17 ]
Extract, load, transform (ELT) is an alternative to extract, transform, load (ETL) used with data lake implementations. In contrast to ETL, in ELT models the data is not transformed on entry to the data lake, but stored in its original raw format.
In the United States, academic grading commonly takes on the form of five, six or seven letter grades. Traditionally, the grades are A+, A, A−, B+, B, B−, C+, C, C−, D+, D, D− and F, with A+ being the highest and F being lowest. In some cases, grades can also be numerical.
Holistic grading or holistic scoring, in standards-based education, is an approach to scoring essays using a simple grading structure that bases a grade on a paper's overall quality. [1] This type of grading, which is also described as nonreductionist grading, [ 2 ] contrasts with analytic grading, [ 3 ] which takes more factors into account ...
However, this definition has been challenged by the Gettier problem which suggests that justified true belief does not provide a complete picture of knowledge. Bias in education A real or perceived bias in the educational system. Bilingual education Has multiple definitions: education where two distinct languages are used for general teaching;
Data quality refers to the state of qualitative or quantitative pieces of information. There are many definitions of data quality, but data is generally considered high quality if it is "fit for [its] intended uses in operations, decision making and planning".