{"id":2527,"date":"2021-05-20T17:38:20","date_gmt":"2021-05-20T17:38:20","guid":{"rendered":"https:\/\/ricovictor.com\/?p=2527"},"modified":"2026-01-29T21:49:20","modified_gmt":"2026-01-29T21:49:20","slug":"estadistica-descriptiva-basica-en-r","status":"publish","type":"post","link":"https:\/\/ricovictor.com\/index.php\/2021\/05\/20\/estadistica-descriptiva-basica-en-r\/","title":{"rendered":"Estad\u00edstica Descriptiva B\u00e1sica en R"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2527\" class=\"elementor elementor-2527\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3c260fa7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3c260fa7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wide\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7608c44d\" data-id=\"7608c44d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-191a4930 elementor-widget elementor-widget-text-editor\" data-id=\"191a4930\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"bi6gxh9e\"><span class=\"d2edcug0 hpfvmrgz qv66sw1b c1et5uql lr9zc1uh jq4qci2q a3bd9o3v knj5qynh oo9gr5id\">La Estad\u00edstica Descriptiva es la t\u00e9cnica matem\u00e1tica que obtiene, organiza y describe un conjunto de datos, usando para ello medidas num\u00e9ricas y gr\u00e1ficos. Estas t\u00e9cnicas son utilizadas en el proceso de investigaci\u00f3n y an\u00e1lisis de los datos.<\/span><\/div><div class=\"bi6gxh9e\">\u00a0<\/div><div class=\"bi6gxh9e\"><span class=\"d2edcug0 hpfvmrgz qv66sw1b c1et5uql lr9zc1uh jq4qci2q a3bd9o3v knj5qynh oo9gr5id\">Centr\u00e1ndonos en el an\u00e1lisis de datos hay algunas medidas que son importantes dentro de la estad\u00edstica descriptiva como son las\u00a0<b>Medidas de Posici\u00f3n, Dispersi\u00f3n y Forma<\/b>. Para profundizar en este tema en este tutorial vamos a ver los conceptos b\u00e1sicos de Estad\u00edstica\u00a0descriptiva en R, con un ejemplo pr\u00e1ctico del mercado de divisas.<\/span><\/div><div>\u00a0<\/div><div>Abajo tienes el c\u00f3digo en R usado en el v\u00eddeo.<\/div>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-210f27c8\" data-id=\"210f27c8\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3b58892f elementor-widget elementor-widget-video\" data-id=\"3b58892f\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=Sn_D6AhMWjY&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3263d767 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3263d767\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-377762f3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"377762f3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5ba326ce\" data-id=\"5ba326ce\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2b202c69 elementor-view-stacked elementor-shape-circle elementor-widget elementor-widget-icon\" data-id=\"2b202c69\" data-element_type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fas fa-arrow-circle-down\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5028d3cc elementor-widget elementor-widget-text-editor\" data-id=\"5028d3cc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h2>Codigo R<\/h2><p>\u00a0<\/p><p><br \/># ESTADISTICA DESCRIPTIVA EN R<\/p><p>#Estudiaremos temas b\u00e1sicos fundamentales para <br \/>#INTERPRETAR LOS DATOS con un objetivo pr\u00e1ctico<\/p><p># gbpusd<\/p><p>#Medidas de Posici\u00f3n<\/p><p><br \/>#1. Introducci\u00f3n<\/p><p>#2. Posici\u00f3n Central<br \/># 2.1 MEDIA ARITMETICA<br \/># 2.2 MEDIANA<br \/># 2.3 MODA<\/p><p>#3. MEDIDAS DE POSICI\u00d3N NO CENTRAL. CUANTILES<\/p><p>#4. MEDIDAS DE DISPERSI\u00d3N<\/p><p># Recorrido o Rango<br \/># Varianza<br \/># Desviaci\u00f3n t\u00edpica<br \/># Recorrido Relativo<br \/># Coeficiente de Variaci\u00f3n<\/p><p><br \/># 5. MEDIDAS DE FORMA Y CONCENTRACI\u00d3N<\/p><p>\u00a0<\/p><p>#### ANALISIS MATEMATICO GBPUSD ###<\/p><p>\u00a0<\/p><p><br \/>#install.packages(\u00abquantmod\u00bb)<br \/>library(quantmod)<br \/>#install.packages(\u00abtseries\u00bb)<br \/>library(tseries)<br \/>#install.packages(\u00abfImport\u00bb)<br \/>library(fImport)<br \/>#install.packages(\u00abFImport\u00bb)<br \/>library(urca)<\/p><p>#install.packages(\u00abforecast\u00bb)<br \/>library(forecast)<br \/>#install.packages(\u00abTSA\u00bb)<br \/>library(TSA)<br \/>#install.packages(\u00abQuandl\u00bb)<br \/>library(Quandl)<br \/>#install.packages(\u00abFImport\u00bb)<br \/>library(urca)<\/p><p>\u00a0<\/p><p>### TEOR\u00cdA 1<\/p><p>#### EURUSD YAHOO<\/p><p>getSymbols(\u00abGBPUSD=X\u00bb,quote=\u00bbClose\u00bb,from =\u00bb2000-01-01&#8243;,periodicity = \u00abweekly\u00bb)<br \/>#getSymbols(\u00abEURGBP=X\u00bb,quote=\u00bbClose\u00bb,from =\u00bb1900-01-01&#8243;,periodicity = \u00abweekly\u00bb)<br \/>#getSymbols(\u00abEURGBP=X\u00bb,quote=\u00bbClose\u00bb,from =\u00bb1900-01-01&#8243;,periodicity = \u00abweekly\u00bb)<\/p><p>plot(`GBPUSD=X`[,4],type=\u00bbl\u00bb) #PRECIO DE CIERRE<\/p><p>#write.table(`EURGBP=X`,file=\u00bbeurgbp.txt\u00bb)<br \/>#WRITE.TABLE<\/p><p>forex_yahoo&lt;- na.omit(`GBPUSD=X`)<br \/>nrow(forex_yahoo)<\/p><p>#tail(`EURUSD=X`)<\/p><p>#summary(forex_yahoo)<\/p><p><br \/>forex_cierre&lt;- forex_yahoo[1:nrow(forex_yahoo)-1,4]<br \/>forex_max&lt;- forex_yahoo[1:nrow(forex_yahoo)-1,2]<br \/>forex_min&lt;- forex_yahoo[1:nrow(forex_yahoo)-1,3]<br \/>forex_open&lt;- forex_yahoo[1:nrow(forex_yahoo)-1,1]<\/p><p>plot(forex_open,type=\u00bbl\u00bb)<\/p><p><br \/>######<\/p><p>#Diferencia entre MAX y MIN<\/p><p>dif_max_min&lt;- forex_max-forex_min<\/p><p>plot(dif_max_min,type=\u00bbl\u00bb)<\/p><p>dif_open_max &lt;- forex_max-forex_open<\/p><p>plot(dif_open_max,type=\u00bbl\u00bb)<\/p><p>mean(dif_open_max)<\/p><p>summary(dif_open_max)<\/p><p>sd(dif_max_min)<\/p><p>dif_open_max_2 &lt;- dif_open_max[dif_open_max$`GBPUSD=X.High`&lt; 0.06] ##<\/p><p>plot(dif_open_max_2,type=\u00bbl\u00bb)<\/p><p>summary(dif_open_max_2)<\/p><p>\u00a0<\/p><p>dif_open_min &lt;- forex_open- forex_min<\/p><p>plot(dif_open_min,type=\u00bbl\u00bb)<\/p><p>dif_max_cierre &lt;- forex_max &#8211; forex_cierre<\/p><p>plot(dif_max_cierre,type=\u00bbl\u00bb)<\/p><p>dif_max_cierre_2 &lt;- dif_max_cierre[dif_max_cierre$`GBPUSD=X.High`&lt; 0.05] ##<\/p><p>plot(dif_max_cierre_2,type=\u00bbl\u00bb)<\/p><p>summary(dif_max_cierre_2)<\/p><p>#podr\u00edamos predecir la volatilidad<\/p><p>#####<\/p><p>dif_max_min_2 &lt;- dif_max_min[dif_max_min$`GBPUSD=X.High`&lt; 0.05] ##<\/p><p>plot(dif_max_min_2,type=\u00bbl\u00bb)<\/p><p>summary(dif_max_min_2)<\/p><p><br \/>######<\/p><p>#An\u00e1lisis serie apertura m\u00e1ximo<\/p><p>#1 Media<\/p><p>media_a = mean(dif_open_max)<br \/>media_a<\/p><p># Mediana<\/p><p>median(dif_open_max)<\/p><p>#moda<\/p><p><br \/>frecuencias &lt;- data.frame(table(dif_open_max))<br \/>moda &lt;- frecuencias[which.max(frecuencias$Freq),1]<br \/>moda<br \/>paste(\u00abLa moda de la variable edad es\u00bb, moda)<\/p><p><br \/>#install.packages(\u00abmodeest\u00bb)<br \/>#library(modeest)<\/p><p>mfv(dif_open_max) #Indica el o los valores con m\u00e1s frecuencia<\/p><p><br \/># Cuantiles<\/p><p>quantile(dif_open_max,prob = 0.25) # cuartil 1<\/p><p>quantile(dif_open_max, prob = c(0.25, 0.5, 0.75), na.rm = TRUE)<\/p><p>quantile(dif_open_max,prob = 0.99)<\/p><p><br \/># Medidas de Dispersi\u00f3n<\/p><p><br \/>#Rango o recorrido<\/p><p>range(dif_open_max)<\/p><p>rango &lt;- range(dif_open_max)[2] &#8211; range(dif_open_max)[1]<br \/>rango<\/p><p><br \/>max(dif_open_max) <br \/>min(dif_open_max)<\/p><p>max(dif_open_max) &#8211; min(dif_open_max)<\/p><p>#Varianza<\/p><p>var(dif_open_max)<\/p><p><br \/>#Desviaci\u00f3n T\u00edpica<\/p><p>sd(dif_open_max)<\/p><p>desv&lt;- sd(dif_open_max)<br \/>desv<\/p><p>#Coeficente de Apertura<\/p><p>CA = max(dif_open_max)\/min(dif_open_max)<br \/>CA<\/p><p>#Coeficiente de Variaci\u00f3n<\/p><p>CV= sd(dif_open_max)\/mean(dif_open_max)<br \/>CV<\/p><p>#87%<\/p><p>media_a<\/p><p>media_a + desv<\/p><p>media_a + (2*desv)<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>La Estad\u00edstica Descriptiva es la t\u00e9cnica matem\u00e1tica que obtiene, organiza y describe un conjunto de datos, usando para ello medidas num\u00e9ricas y gr\u00e1ficos. Estas t\u00e9cnicas son utilizadas en el proceso de investigaci\u00f3n y an\u00e1lisis de los datos.\u00a0Centr\u00e1ndonos en el an\u00e1lisis de datos hay algunas medidas que son importantes dentro de la estad\u00edstica descriptiva como son &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/ricovictor.com\/index.php\/2021\/05\/20\/estadistica-descriptiva-basica-en-r\/\"> <span class=\"screen-reader-text\">Estad\u00edstica Descriptiva B\u00e1sica en R<\/span> Leer m\u00e1s &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":2528,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[2],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Estad\u00edstica Descriptiva B\u00e1sica en R - V\u00edctor A. 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