ia vrs statistics

8/14/2019 IA Vrs Statistics

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Javier Gramajo LpezJavier Gramajo Lpez

[email protected]@gmail.com

AI vrs StatisticsAI vrs Statistics

Universidad San Carlos de GuatemalaUniversidad San Carlos de Guatemala

Facultad de IngenieraFacultad de Ingeniera


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ContentContent

StatisticsStatistics Artificial IntelligenceArtificial Intelligence


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StatisticsStatistics

Statistics is aStatistics is a mathematical sciencemathematical science pertaining to thepertaining to thecollection, analysis, interpretation or explanation, andcollection, analysis, interpretation or explanation, andpresentation ofpresentation ofdatadata. It is applicable to a wide variety of. It is applicable to a wide variety ofacademic disciplinesacademic disciplines, from the physical and social, from the physical and social sciencessciencesto theto the humanitieshumanities. Statistics are also used for making. Statistics are also used for makinginformed decisions.informed decisions.

Statistical methods can be used to summarize or describe aStatistical methods can be used to summarize or describe a

collection of data; this is calledcollection of data; this is called descriptive statisticsdescriptive statistics. In. Inaddition, patterns in the data may beaddition, patterns in the data may be modeledmodeled in a way thatin a way thataccounts foraccounts forrandomnessrandomness and uncertainty in theand uncertainty in theobservations, and then used to draw inferences about theobservations, and then used to draw inferences about theprocess or population being studied; this is calledprocess or population being studied; this is calledinferential statisticsinferential statistics. Both descriptive and inferential. Both descriptive and inferentialstatistics comprise applied statistics. There is also astatistics comprise applied statistics. There is also adiscipline calleddiscipline called mathematical statisticsmathematical statistics, which is concerned, which is concernedwith the theoretical basis of the subject.with the theoretical basis of the subject.

The wordThe word statisticsstatistics is also the plural ofis also the plural ofstatisticstatistic (singular),(singular),which refers to the result of applying a statistical algorithmwhich refers to the result of applying a statistical algorithmto a set of data, as into a set of data, as in economic statisticseconomic statistics,, crime statisticscrime statistics,,etc.etc.
http://en.wikipedia.org/wiki/Mathematicshttp://en.wikipedia.org/wiki/Mathematicshttp://en.wikipedia.org/wiki/Datahttp://en.wikipedia.org/wiki/Datahttp://en.wikipedia.org/wiki/Academic_disciplinehttp://en.wikipedia.org/wiki/Academic_disciplinehttp://en.wikipedia.org/wiki/Sciencehttp://en.wikipedia.org/wiki/Sciencehttp://en.wikipedia.org/wiki/Humanitieshttp://en.wikipedia.org/wiki/Humanitieshttp://en.wikipedia.org/wiki/Descriptive_statisticshttp://en.wikipedia.org/wiki/Descriptive_statisticshttp://en.wikipedia.org/wiki/Mathematical_modelhttp://en.wikipedia.org/wiki/Mathematical_modelhttp://en.wikipedia.org/wiki/Randomhttp://en.wikipedia.org/wiki/Randomhttp://en.wikipedia.org/wiki/Inferential_statisticshttp://en.wikipedia.org/wiki/Inferential_statisticshttp://en.wikipedia.org/wiki/Mathematical_statisticshttp://en.wikipedia.org/wiki/Mathematical_statisticshttp://en.wikipedia.org/wiki/Statistichttp://en.wikipedia.org/wiki/Statistichttp://en.wikipedia.org/wiki/Economic_statisticshttp://en.wikipedia.org/wiki/Economic_statisticshttp://en.wikipedia.org/wiki/Crime_statisticshttp://en.wikipedia.org/wiki/Crime_statisticshttp://en.wikipedia.org/wiki/Crime_statisticshttp://en.wikipedia.org/wiki/Economic_statisticshttp://en.wikipedia.org/wiki/Statistichttp://en.wikipedia.org/wiki/Mathematical_statisticshttp://en.wikipedia.org/wiki/Inferential_statisticshttp://en.wikipedia.org/wiki/Randomhttp://en.wikipedia.org/wiki/Mathematical_modelhttp://en.wikipedia.org/wiki/Descriptive_statisticshttp://en.wikipedia.org/wiki/Humanitieshttp://en.wikipedia.org/wiki/Sciencehttp://en.wikipedia.org/wiki/Academic_disciplinehttp://en.wikipedia.org/wiki/Datahttp://en.wikipedia.org/wiki/Mathematics


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History of StatisticsHistory of Statistics

La estadstica es una ciencia antigua queLa estadstica es una ciencia antigua quecubre un campo que va desde la Teora decubre un campo que va desde la Teora deProbabilidades hasta las Teoras modernasProbabilidades hasta las Teoras modernasde las Estadsticas Exactas.de las Estadsticas Exactas.

El trmino estadstica proviene del latnEl trmino estadstica proviene del latnsatatus, el cual se refiere a la situacinsatatus, el cual se refiere a la situacinpoltica y social del estado.poltica y social del estado.

El origen de la estadstica puedeEl origen de la estadstica puede

establecerse en los primeros trabajos deestablecerse en los primeros trabajos deconteo de imperios antiguos como elconteo de imperios antiguos como elChino, Egipcio, Griego. Los cualesChino, Egipcio, Griego. Los cualesexperimentaron la necesidad de contarexperimentaron la necesidad de contarhabitantes, casas, familias, cantidad dehabitantes, casas, familias, cantidad de

frutos recolectados en ciertos aos, etc.frutos recolectados en ciertos aos, etc.


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As la estadstica inici como unaAs la estadstica inici como unaciencia que recoga datosciencia que recoga datoseconmicos y demogrficos, datoseconmicos y demogrficos, datos

relevantes para el estado, en larelevantes para el estado, en laactualidad puede definirse como unaactualidad puede definirse como unaciencia que trata con la recopilacin yciencia que trata con la recopilacin yanlisis de datos, con el fin de extraeranlisis de datos, con el fin de extraer

informacin contenida yinformacin contenida ypresentndola en una manerapresentndola en una maneraentendible y sintetizada.entendible y sintetizada.


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From the Latin Status.From the Latin Status. At the end of XVIII century (Darwin's time)At the end of XVIII century (Darwin's time)

Galton (1877) Regret ion AnalysisGalton (1877) Regret ion Analysis

Pearson (1901) AnalysisPearson (1901) Analysis Fisher (1890-1962) Modern StatisticsFisher (1890-1962) Modern Statistics

Psychometrical Analysis (1930)Psychometrical Analysis (1930)

Spearman (1904) Factor AnalysisSpearman (1904) Factor Analysis

Hotelling (1933) Multi-ValuedHotelling (1933) Multi-Valued Fisher&Mahacanobis (1936) DiscriminateFisher&Mahacanobis (1936) Discriminate

AnalysisAnalysis

Andanson (1757) Object Distances (Clustering)Andanson (1757) Object Distances (Clustering)

Sokal & Smeath (1963) Numeric TaxonomySokal & Smeath (1963) Numeric Taxonomy


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Professor AIProfessor AI

Javier Gramajo Lpez

[email protected]

[email protected]://www.lsi.upc.es/~jgramajo
mailto:[email protected]://www.lsi.upc.es/~jgramajohttp://www.lsi.upc.es/~jgramajomailto:[email protected]

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