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Что (кто) такое Statistical Analysis System - определение

STATISTICAL SOFTWARE

SAS (programming language); Interactive Matrix Language; SAS System; Statistical Analysis System; SAS/STAT; SAS (Software)

Statistical Analysis System

<language> (SAS) A statistical and matrix handling language with PL/I-like syntax. ["A User's Guide to SAS", A.J. Barr, SAS Inst 1976]. (1994-12-12)

SAS System

<tool> (SAS) Integrated software to access, manage, analyze, and present data. The SAS System can be used to perform data entry, retrieval and management; report writing and graphics design; statistical and mathematical analysis; business forecasting and decision support; operations research; project management and applications development. (1998-11-06)

Factor analysis

$^2=h^2_a</math>. If another data vector <math>\mathbf{z}_b</math> were plotted, the cosine of the angle between <math>\mathbf{z}_a</math> and <math>\mathbf{z}_b</math> would be <math>r_{ab}</math> : the <math>(a,b)</math>-entry in the correlation matrix. (Adapted from Harman Fig. 4.3)<ref name="Harman"/>$

STATISTICAL METHOD USED TO DESCRIBE CORRELATION THROUGH FEWER POSSIBLY LATENT VARIABLES

Factor analysis (in marketing); Factor Analysis; Multi-factorial; Factor loadings; Factorial analysis; Higher-order factor analysis; Principal factor analysis; Factor loading; Factor weight; Factor analyses; Statistical factor analysis

Factor analysis is a statistical method used to describe variability among observed, correlated variables in terms of a potentially lower number of unobserved variables called factors. For example, it is possible that variations in six observed variables mainly reflect the variations in two unobserved (underlying) variables.

https://en.wikipedia.org/wiki/Factor_analysis

Википедия

SAS (software)

SAS (previously "Statistical Analysis System") is a statistical software suite developed by SAS Institute for data management, advanced analytics, multivariate analysis, business intelligence, criminal investigation, and predictive analytics.

SAS was developed at North Carolina State University from 1966 until 1976, when SAS Institute was incorporated. SAS was further developed in the 1980s and 1990s with the addition of new statistical procedures, additional components and the introduction of JMP. A point-and-click interface was added in version 9 in 2004. A social media analytics product was added in 2010.

https://en.wikipedia.org/wiki/SAS (software)