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(Subarrays of t columns may have repeated rows, as in the OA(18, 7, 3, 2) example pictured in this section.) An orthogonal array is linear if X is a finite field F q of order q (q a prime power) and the rows of the array form a subspace of the vector space (F q) k. [2] The right-hand example in the introduction is linear over the field F 2 ...
Orthogonal array testing works on the premise of selecting a subset of test cases from a large pool of potential inputs. This selection is based on statistical methods to ensure that the chosen subset represents the whole input space.
This is a list of Wikipedia articles about specific twelve-step recovery programs and fellowships. These programs, and the groups of people who follow them, are based on the set of guiding principles for recovery from addictive , compulsive , or other behavioral problems originally developed by Alcoholics Anonymous . [ 1 ]
Twelve-step methods have been adapted to address a wide range of alcoholism, substance abuse, and dependency problems. Over 200 mutual aid organizations—often known as fellowships—with a worldwide membership of millions have adopted and adapted AA’s 12 Steps and 12 Traditions for recovery.
The four datasets composing Anscombe's quartet. All four sets have identical statistical parameters, but the graphs show them to be considerably different. Anscombe's quartet comprises four datasets that have nearly identical simple descriptive statistics, yet have very different distributions and appear very different when graphed.
In computer science, a graph is an abstract data type that is meant to implement the undirected graph and directed graph concepts from the field of graph theory within mathematics. A graph data structure consists of a finite (and possibly mutable) set of vertices (also called nodes or points ), together with a set of unordered pairs of these ...
Data science is multifaceted and can be described as a science, a research paradigm, a research method, a discipline, a workflow, and a profession. [4] Data science is "a concept to unify statistics, data analysis, informatics, and their related methods" to "understand and analyze actual phenomena" with data. [5]
A graph or chart or diagram is a diagrammatical illustration of a set of data. If the graph is uploaded as an image file, it can be placed within articles just like any other image . Graphs must be accurate and convey information efficiently.