{"id":12474,"date":"2023-05-19T13:28:57","date_gmt":"2023-05-19T11:28:57","guid":{"rendered":"https:\/\/www.vita.sk\/?post_type=product&#038;p=12474"},"modified":"2026-10-16T17:21:41","modified_gmt":"2026-10-16T15:21:41","slug":"online-kurz-data-science-i-zaciatocnik","status":"publish","type":"product","link":"https:\/\/www.vita.sk\/cs\/online-kurz-data-science-i-zaciatocnik\/","title":{"rendered":"Online kurz Data Science I. Za\u010diato\u010dn\u00edk"},"content":{"rendered":"<p>Online kurz Data Science I. Za\u010diato\u010dn\u00edk je pre v\u00e1s ide\u00e1lny, ak chcete porozumie\u0165 pr\u00e1ci s d\u00e1tami a osvoji\u0165 si z\u00e1klady ich spracovania, anal\u00fdzy a vizualiz\u00e1cie. Ide o certifikovan\u00fd online kurz na Data Science. Za\u010dneme vysvetlen\u00edm \u00falohy d\u00e1tov\u00e9ho analytika, analytick\u00e9ho prostredia a z\u00e1kladn\u00fdch \u0161tatistick\u00fdch met\u00f3d. Postupne sa obozn\u00e1mime s jazykom R, ktor\u00fd vyu\u017eijeme pri v\u00fdpo\u010dtoch, pr\u00e1ci s datasetmi a tvorbe grafov. Predch\u00e1dzaj\u00face sk\u00fasenosti s programovan\u00edm nie s\u00fa potrebn\u00e9; d\u00f4le\u017eit\u00e1 je be\u017en\u00e1 pr\u00e1ca s po\u010d\u00edta\u010dom, orient\u00e1cia v tabu\u013ek\u00e1ch a ochota samostatne precvi\u010dova\u0165 nov\u00e9 postupy. Uk\u00e1\u017eeme si prostredie JetBrains Datalore, analytick\u00e9 notebooky a vyu\u017eitie GitHubu. Pomocou Markdownu a R Markdownu spozn\u00e1me mo\u017enosti dokumentovania analytick\u00fdch postupov a v\u00fdsledkov.<\/p>\n<p>&nbsp;<\/p>\n<p>V praktickej \u010dasti online kurzu Data Science sa nau\u010d\u00edme pou\u017e\u00edva\u0165 premenn\u00e9, d\u00e1tov\u00e9 typy, vektory, oper\u00e1tory a zabudovan\u00e9 aj vlastn\u00e9 funkcie v R. Precvi\u010d\u00edme si v\u00fdber \u00fadajov, form\u00e1tovanie v\u00fdstupu, bal\u00ed\u010dky, dplyr, pipe oper\u00e1tory a cykly while a repeat. Vytvor\u00edme z\u00e1kladn\u00e9 grafy a obozn\u00e1mime sa so spracovan\u00edm pou\u017e\u00edvate\u013esk\u00e9ho vstupu v Shiny pre R. Data Science pre za\u010diato\u010dn\u00edkov prepoj\u00edme aj s n\u00e1strojmi, ktor\u00e9 pozn\u00e1te z ka\u017edodennej pr\u00e1ce. V Exceli sa zameriame na tabu\u013eky, kontingen\u010dn\u00e9 tabu\u013eky, filtrovanie, vzorce a funkciu IF. V Google Tabu\u013ek\u00e1ch si precvi\u010d\u00edme organiz\u00e1ciu \u00fadajov, selekciu, vzorce a funkcie. N\u00e1sledne vysvetl\u00edme datab\u00e1zov\u00e9 syst\u00e9my a pripojenie cez DBeaver Community. Pri SQL sa s\u00fastred\u00edme na v\u00fdber \u00fadajov, BETWEEN, COUNT a CAST. Spozn\u00e1me tie\u017e princ\u00edpy Data Miningu, model CRISP-DM a z\u00e1kladn\u00e9 nastavenie Power BI.<\/p>\n<p>&nbsp;<\/p>\n<p>Kurz \u0161tudujete online, v sloven\u010dine a vlastn\u00fdm tempom. Ro\u010dn\u00fd pr\u00edstup v\u00e1m umo\u017en\u00ed vraca\u0165 sa k vide\u00e1m a textov\u00fdm lekci\u00e1m, opakova\u0165 si v\u00fdpo\u010dty a postupne prep\u00e1ja\u0165 jednotliv\u00e9 n\u00e1stroje. K dispoz\u00edcii budete ma\u0165 prezent\u00e1ciu, \u0165ah\u00e1ky a materi\u00e1ly na stiahnutie. Odpor\u00fa\u010dame priebe\u017ene upravova\u0165 uk\u00e1\u017ekov\u00e9 \u00fadaje, sk\u00fa\u0161a\u0165 vlastn\u00e9 vzorce a kontrolova\u0165, \u010di v\u00fdsledky zodpovedaj\u00fa zadaniu. Z\u00edskan\u00e9 zru\u010dnosti vyu\u017eijete pri pr\u00edprave pracovn\u00fdch preh\u013eadov, jednoduch\u00fdch anal\u00fdz, \u0161kolsk\u00fdch projektov aj podkladov na rozhodovanie. Vedomosti si over\u00edte v priebe\u017enom a z\u00e1vere\u010dnom teste. Po splnen\u00ed podmienok absolvovania z\u00edskate certifik\u00e1t VITA. Ak sa chcete skuto\u010dne nau\u010di\u0165 z\u00e1klady Data Science, spracovania a anal\u00fdzy d\u00e1t pomocou R, tabuliek a SQL, tak toto je ide\u00e1lny vstupn\u00fd online kurz pre v\u00e1s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Online kurz Data Science I. Za\u010diato\u010dn\u00edk v\u00e1s nau\u010d\u00ed pracova\u0165 s d\u00e1tovou analytikou, programovac\u00edm jazykom R, datab\u00e1zami, SQL, Microsoft Excel, Google Tabu\u013ekami a Microsoft Power BI pri spracovan\u00ed, anal\u00fdze a vizualiz\u00e1cii d\u00e1t.","protected":false},"author":4,"featured_media":4345,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[399,706,407,49,73],"product_tag":[188,347,486,1055,1082,1117,1359,1799,1837,1838,1839,1840],"class_list":{"0":"post-12474","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-online-kurzy-analyza-dat","7":"product_cat-online-kurzy-datascience","8":"product_cat-online-kurzy-programovanie-a-statistika-v-r","9":"product_cat-online-kurzy-databazy-statistika-analytika","10":"product_cat-bez-kategorie","11":"product_tag-databazy-a-analytika","12":"product_tag-sql","13":"product_tag-programovanie-r","14":"product_tag-data-science","15":"product_tag-microsoft-excel","16":"product_tag-power-bi","17":"product_tag-r","18":"product_tag-datova-analytika","19":"product_tag-jetbrains-datalore","20":"product_tag-dplyr","21":"product_tag-shiny","22":"product_tag-google-tabulky","24":"first","25":"instock","26":"sale","27":"virtual","28":"sold-individually","29":"taxable","30":"purchasable","31":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v25.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Online kurz Data Science I. Za\u010diato\u010dn\u00edk 2026 | VITA<\/title>\n<meta name=\"description\" content=\"Online kurz Data Science I. Za\u010diato\u010dn\u00edk v\u00e1s nau\u010d\u00ed z\u00e1klady anal\u00fdzy d\u00e1t a spracovania \u00fadajov pre za\u010diatok kari\u00e9ry v d\u00e1tov\u00e9ho vedca. \u2705\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Online kurz Data Science I. Za\u010diato\u010dn\u00edk\" \/>\n<meta property=\"og:description\" content=\"Online kurz Data Science I. Za\u010diato\u010dn\u00edk v\u00e1s nau\u010d\u00ed z\u00e1klady anal\u00fdzy d\u00e1t a spracovania \u00fadajov pre za\u010diatok kari\u00e9ry v d\u00e1tov\u00e9ho vedca. \u2705\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/\" \/>\n<meta property=\"og:site_name\" content=\"VITA\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/VitaAcademySK\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-16T15:21:41+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.vita.sk\/wp-content\/uploads\/2020\/11\/kurz_datascience.png\" \/>\n\t<meta property=\"og:image:width\" content=\"360\" \/>\n\t<meta property=\"og:image:height\" content=\"360\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\n\t    \"@context\": \"https:\/\/schema.org\",\n\t    \"@graph\": [\n\t        {\n\t            \"@type\": \"WebPage\",\n\t            \"@id\": \"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/\",\n\t            \"url\": \"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/\",\n\t            \"name\": \"Online kurz Data Science I. Za\u010diato\u010dn\u00edk {Y} | VITA\",\n\t            \"isPartOf\": {\n\t                \"@id\": \"https:\/\/www.vita.sk\/#website\"\n\t            },\n\t            \"primaryImageOfPage\": {\n\t                \"@id\": \"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#primaryimage\"\n\t            },\n\t            \"image\": {\n\t                \"@id\": \"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#primaryimage\"\n\t            },\n\t            \"thumbnailUrl\": \"https:\/\/www.vita.sk\/wp-content\/uploads\/2020\/11\/kurz_datascience.png\",\n\t            \"datePublished\": \"2023-05-19T11:28:57+00:00\",\n\t            \"dateModified\": \"2026-10-16T15:21:41+00:00\",\n\t            \"description\": \"Online kurz Data Science I. Za\u010diato\u010dn\u00edk v\u00e1s nau\u010d\u00ed z\u00e1klady anal\u00fdzy d\u00e1t a spracovania \u00fadajov pre za\u010diatok kari\u00e9ry v d\u00e1tov\u00e9ho vedca. \u2705\",\n\t            \"breadcrumb\": {\n\t                \"@id\": \"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#breadcrumb\"\n\t            },\n\t            \"inLanguage\": \"cs\",\n\t            \"potentialAction\": [\n\t                {\n\t                    \"@type\": \"ReadAction\",\n\t                    \"target\": [\n\t                        \"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/\"\n\t                    ]\n\t                }\n\t            ]\n\t        },\n\t        {\n\t            \"@type\": \"ImageObject\",\n\t            \"inLanguage\": \"cs\",\n\t            \"@id\": \"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#primaryimage\",\n\t            \"url\": \"https:\/\/www.vita.sk\/wp-content\/uploads\/2020\/11\/kurz_datascience.png\",\n\t            \"contentUrl\": \"https:\/\/www.vita.sk\/wp-content\/uploads\/2020\/11\/kurz_datascience.png\",\n\t            \"width\": 360,\n\t            \"height\": 360,\n\t            \"caption\": \"Online kurz Data Science\"\n\t        },\n\t        {\n\t            \"@type\": \"BreadcrumbList\",\n\t            \"@id\": \"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#breadcrumb\",\n\t            \"itemListElement\": [\n\t                {\n\t                    \"@type\": \"ListItem\",\n\t                    \"position\": 1,\n\t                    \"name\": \"VITA Academy\",\n\t                    \"item\": \"https:\/\/www.vita.sk\/cs\/\"\n\t                },\n\t                {\n\t                    \"@type\": \"ListItem\",\n\t                    \"position\": 2,\n\t                    \"name\": \"Shop\",\n\t                    \"item\": \"https:\/\/www.vita.sk\/shop\/\"\n\t                },\n\t                {\n\t                    \"@type\": \"ListItem\",\n\t                    \"position\": 3,\n\t                    \"name\": \"Spr\u00e1va Datab\u00e1z, \u0160tatistika a D\u00e1tov\u00e1 Anal\u00fdza\",\n\t                    \"item\": \"https:\/\/www.vita.sk\/online-kurzy-databazy-statistika-analytika\/\"\n\t                },\n\t                {\n\t                    \"@type\": \"ListItem\",\n\t                    \"position\": 4,\n\t                    \"name\": \"Datascience\",\n\t                    \"item\": \"https:\/\/www.vita.sk\/online-kurzy-datascience\/\"\n\t                },\n\t                {\n\t                    \"@type\": \"ListItem\",\n\t                    \"position\": 5,\n\t                    \"name\": \"Online kurz Data Science I. Za\u010diato\u010dn\u00edk\"\n\t                }\n\t            ]\n\t        },\n\t        {\n\t            \"@type\": \"WebSite\",\n\t            \"@id\": \"https:\/\/www.vita.sk\/#website\",\n\t            \"url\": \"https:\/\/www.vita.sk\/\",\n\t            \"name\": \"VITA Academy - Online Kurzy a \u0160kolenia\",\n\t            \"description\": \"\",\n\t            \"publisher\": {\n\t                \"@id\": \"https:\/\/www.vita.sk\/#organization\"\n\t            },\n\t            \"potentialAction\": [\n\t                {\n\t                    \"@type\": \"SearchAction\",\n\t                    \"target\": {\n\t                        \"@type\": \"EntryPoint\",\n\t                        \"urlTemplate\": \"https:\/\/www.vita.sk\/?s={search_term_string}\"\n\t                    },\n\t                    \"query-input\": {\n\t                        \"@type\": \"PropertyValueSpecification\",\n\t                        \"valueRequired\": true,\n\t                        \"valueName\": \"search_term_string\"\n\t                    }\n\t                }\n\t            ],\n\t            \"inLanguage\": \"cs\"\n\t        },\n\t        {\n\t            \"email\": \"admin@vita.sk\",\n\t            \"logo\": \"https:\/\/www.vita.sk\/img\/vita_logo.png \",\n\t            \"address\": {\n\t                \"type\": \"PostalAddress\",\n\t                \"streetAddress\": \"Tom\u00e1\u0161ikova 50\/A\",\n\t                \"addressLocality\": \"Bratislava\",\n\t                \"postalCode\": \"83104\",\n\t                \"addressCountry\": {\n\t                    \"name\": \"SK\",\n\t                    \"type\": \"Country\"\n\t                }\n\t            },\n\t            \"contactPoint\": {\n\t                \"type\": \"ContactPoint\",\n\t                \"telephone\": \"+421 907 375\u00a0543\",\n\t                \"Email\": \"admin@vita.sk\",\n\t                \"contactType\": \"customer service\"\n\t            },\n\t            \"sameAs\": [\n\t                \"https:\/\/www.facebook.com\/VitaAcademySK\/\",\n\t                \"https:\/\/www.linkedin.com\/company\/vita-academy\/\"\n\t            ]\n\t        }\n\t    ]\n\t}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Online kurz Data Science I. Za\u010diato\u010dn\u00edk 2026 | VITA","description":"Online kurz Data Science I. Za\u010diato\u010dn\u00edk v\u00e1s nau\u010d\u00ed z\u00e1klady anal\u00fdzy d\u00e1t a spracovania \u00fadajov pre za\u010diatok kari\u00e9ry v d\u00e1tov\u00e9ho vedca. \u2705","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/","og_locale":"cs_CZ","og_type":"article","og_title":"Online kurz Data Science I. Za\u010diato\u010dn\u00edk","og_description":"Online kurz Data Science I. Za\u010diato\u010dn\u00edk v\u00e1s nau\u010d\u00ed z\u00e1klady anal\u00fdzy d\u00e1t a spracovania \u00fadajov pre za\u010diatok kari\u00e9ry v d\u00e1tov\u00e9ho vedca. \u2705","og_url":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/","og_site_name":"VITA","article_publisher":"https:\/\/www.facebook.com\/VitaAcademySK","article_modified_time":"2026-10-16T15:21:41+00:00","og_image":[{"width":360,"height":360,"url":"https:\/\/www.vita.sk\/wp-content\/uploads\/2020\/11\/kurz_datascience.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Odhadovan\u00e1 doba \u010dten\u00ed":"3 minuty"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/","url":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/","name":"Online kurz Data Science I. Za\u010diato\u010dn\u00edk {Y} | VITA","isPartOf":{"@id":"https:\/\/www.vita.sk\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#primaryimage"},"image":{"@id":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#primaryimage"},"thumbnailUrl":"https:\/\/www.vita.sk\/wp-content\/uploads\/2020\/11\/kurz_datascience.png","datePublished":"2023-05-19T11:28:57+00:00","dateModified":"2026-10-16T15:21:41+00:00","description":"Online kurz Data Science I. Za\u010diato\u010dn\u00edk v\u00e1s nau\u010d\u00ed z\u00e1klady anal\u00fdzy d\u00e1t a spracovania \u00fadajov pre za\u010diatok kari\u00e9ry v d\u00e1tov\u00e9ho vedca. \u2705","breadcrumb":{"@id":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#breadcrumb"},"inLanguage":"cs","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/"]}]},{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#primaryimage","url":"https:\/\/www.vita.sk\/wp-content\/uploads\/2020\/11\/kurz_datascience.png","contentUrl":"https:\/\/www.vita.sk\/wp-content\/uploads\/2020\/11\/kurz_datascience.png","width":360,"height":360,"caption":"Online kurz Data Science"},{"@type":"BreadcrumbList","@id":"https:\/\/www.vita.sk\/online-kurz-data-science-i-zaciatocnik\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"VITA Academy","item":"https:\/\/www.vita.sk\/cs\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/www.vita.sk\/shop\/"},{"@type":"ListItem","position":3,"name":"Spr\u00e1va Datab\u00e1z, \u0160tatistika a D\u00e1tov\u00e1 Anal\u00fdza","item":"https:\/\/www.vita.sk\/online-kurzy-databazy-statistika-analytika\/"},{"@type":"ListItem","position":4,"name":"Datascience","item":"https:\/\/www.vita.sk\/online-kurzy-datascience\/"},{"@type":"ListItem","position":5,"name":"Online kurz Data Science I. Za\u010diato\u010dn\u00edk"}]},{"@type":"WebSite","@id":"https:\/\/www.vita.sk\/#website","url":"https:\/\/www.vita.sk\/","name":"VITA Academy - Online Kurzy a \u0160kolenia","description":"","publisher":{"@id":"https:\/\/www.vita.sk\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.vita.sk\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"cs"},{"email":"admin@vita.sk","logo":"https:\/\/www.vita.sk\/img\/vita_logo.png ","address":{"type":"PostalAddress","streetAddress":"Tom\u00e1\u0161ikova 50\/A","addressLocality":"Bratislava","postalCode":"83104","addressCountry":{"name":"SK","type":"Country"}},"contactPoint":{"type":"ContactPoint","telephone":"+421 907 375\u00a0543","Email":"admin@vita.sk","contactType":"customer service"},"sameAs":["https:\/\/www.facebook.com\/VitaAcademySK\/","https:\/\/www.linkedin.com\/company\/vita-academy\/"]}]}},"acf":[],"_links":{"self":[{"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/product\/12474","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/types\/product"}],"author":[{"embeddable":true,"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/comments?post=12474"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/media\/4345"}],"wp:attachment":[{"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/media?parent=12474"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/product_brand?post=12474"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/product_cat?post=12474"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.vita.sk\/cs\/wp-json\/wp\/v2\/product_tag?post=12474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}