{"id":1340,"date":"2025-03-04T13:30:13","date_gmt":"2025-03-04T13:30:13","guid":{"rendered":"https:\/\/scirescareer.unibuc.ro\/?p=1340"},"modified":"2025-03-31T10:12:06","modified_gmt":"2025-03-31T10:12:06","slug":"bazele-statisticii-si-metodelor-de-cercetare","status":"publish","type":"post","link":"https:\/\/scirescareer.unibuc.ro\/index.php\/2025\/03\/04\/bazele-statisticii-si-metodelor-de-cercetare\/","title":{"rendered":"Bazele statisticii \u0219i metodelor de cercetare a datelor"},"content":{"rendered":"\n<p>Doctoranzii sunt invita\u021bi la sesiunea de cursuri \u201cBazele statisticii \u0219i metodelor de cercetare a datelor\u201d, sus\u021binute de Prof.dr. Drago\u0219 Iliescu \u0219i Prof.dr. Elena Druic\u0103. Cursurile debuteaz\u0103 pe 6 martie 2025 \u0219i se vor desf\u0103\u0219ura \u00een fiecare joi,\u00a0 \u00eencep\u00e2nd cu ora 14, \u00een Gradina Botanica, sala P03 (cladirea administrativ\u0103). Cursul este structurat \u00een trei module \u0219i anume:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em><strong>Un modul introductiv<\/strong><\/em>, ce porne\u0219te de la ipoteza c\u0103 participan\u021bii nu au niciun fel de cuno\u0219tin\u021be de statistic\u0103 \u0219i cuno\u0219tin\u021be pu\u021bine, sau chiar deloc, de metodologia cercet\u0103rii. Vor fi introduse elementele de baz\u0103 ale statisticii descriptive, cu accent pe rezumarea datelor prin m\u0103suri ale tendin\u021bei centrale, dispersiei, formei distribu\u021biei \u0219i asocierii&nbsp; dintre dou\u0103 variabile \u0219i de asemenea s\u0103 explice principiile inferen\u021bei statistice din statistica frecventist\u0103 pornind de la distribu\u021bia de selec\u021bie \u0219i propriet\u0103\u021bile acesteia. Cursul va fi construit pe exemple concrete, din via\u021ba real\u0103 \u0219i din domenii de cercetare relevante pentru cursan\u021bi.&nbsp;<\/li>\n\n\n\n<li><em><strong>Un modul de statistic\u0103 descriptiv\u0103<\/strong><\/em>, ce include m\u0103suri ale tendin\u021bei centrale a datelor, m\u0103suri ale variabilit\u0103\u021bii datelor, ce este distribu\u021bia de probabilitate, m\u0103suri ale formei distribu\u021biei \u0219i implica\u021bii practice ale formei distribu\u021biei normale \u0219i m\u0103suri ale asocierii dintre dou\u0103 variabile \u0219i de ce \u201casocierea\u201d \u0219i \u201ccauza\u201d nu sunt acela\u0219i lucru.<\/li>\n\n\n\n<li><em><strong>Un modul ce abordeaz\u0103 bazele inferen\u021bei statistice<\/strong><\/em>, ce discut\u0103 distribu\u021bia de selec\u021bie, intervalele de \u00eencredere, testarea ipotezelor statistice, exemple de teste statistice (t, ANOVA).<\/li>\n<\/ul>\n\n\n\n<p>Tot ce se va discuta \u00een modulele descrise anterior va fi ilustrat \u00een softul R. De\u0219i doctoranzii au posibilitatea s\u0103 lucreze \u00een orice alt soft, cu acordul profesorului coordonator, este deja \u0219tiut c\u0103 jurnalele interna\u021bionale \u201cbine clasate\u201d favorizeaz\u0103 lucr\u0103rile care au analizele statistice realizate \u00een softuri de ultim\u0103 genera\u021bie. Din p\u0103cate analizele realizate, de exemplu, \u00een Excel se public\u0103 mai greu. Prin urmare, doctoranzii sunt \u00eencuraja\u021bi s\u0103 \u00eencerce acest mediu de lucru, R, cu interfa\u021ba R Studio, pe care \u00eel vor explora \u00eempreun\u0103 cu tutorele \u00een cadrul orelor de curs.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Doctoranzii sunt invita\u021bi la sesiunea de cursuri \u201cBazele statisticii \u0219i metodelor de cercetare a datelor\u201d, sus\u021binute de Prof.dr. Drago\u0219 Iliescu \u0219i Prof.dr. Elena Druic\u0103. Cursurile debuteaz\u0103 pe 6 martie 2025 \u0219i se vor desf\u0103\u0219ura \u00een fiecare joi,\u00a0 \u00eencep\u00e2nd cu ora 14, \u00een Gradina Botanica, sala P03 (cladirea administrativ\u0103). Cursul este structurat \u00een trei module \u0219i&#8230;<\/p>\n","protected":false},"author":1,"featured_media":870,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[33,1],"tags":[],"class_list":["post-1340","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-formare","category-noutati"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/scirescareer.unibuc.ro\/wp-content\/uploads\/2024\/04\/carlos-muza-hpjSkU2UYSU-unsplash.jpg?fit=1920%2C1368&ssl=1","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/posts\/1340","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/comments?post=1340"}],"version-history":[{"count":4,"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/posts\/1340\/revisions"}],"predecessor-version":[{"id":1344,"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/posts\/1340\/revisions\/1344"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/media\/870"}],"wp:attachment":[{"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/media?parent=1340"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/categories?post=1340"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/scirescareer.unibuc.ro\/index.php\/wp-json\/wp\/v2\/tags?post=1340"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}