	{"id":38082,"date":"2008-08-28T10:54:00","date_gmt":"2008-08-28T10:54:00","guid":{"rendered":"https:\/\/www.pokerstrategy.com\/hu\/glossary\/varhata%c2%b3-artak\/"},"modified":"2026-07-16T03:55:15","modified_gmt":"2026-07-16T03:55:15","slug":"varhata%c2%b3-artak","status":"publish","type":"glossary","link":"https:\/\/www.pokerstrategy.com\/hu\/glossary\/Varhato-ertek\/","title":{"rendered":"V\u00e1rhat\u00f3 \u00e9rt\u00e9k"},"content":{"rendered":"<?xml encoding=\"utf-8\" ?><h2>Meghat&aacute;roz&aacute;s<\/h2><p>\nAz expected value, <a href=\"\/glossary\/Varhato-ertek\/\" class=\"glosslink\">v&aacute;rhat&oacute; &eacute;rt&eacute;k<\/a>, mathematical Expectation vagy mint <a href=\"\/glossary\/EV\/\" class=\"glosslink\">EV<\/a> is, azt az &aacute;tlagosan v&aacute;rhat&oacute; nyeres&eacute;get vagy vesztes&eacute;get jel&ouml;li, ami egy adott szitu&aacute;ci&oacute;b&oacute;l sz&aacute;rmazhat, figyelembe v&eacute;ve annak minden lehets&eacute;ges folyom&aacute;ny&aacute;t &eacute;s val&oacute;sz&iacute;n&#369;s&eacute;g&eacute;t.<\/p><h2>Az <a href=\"\/glossary\/Varhato-ertek\/\" class=\"glosslink\">v&aacute;rhat&oacute; &eacute;rt&eacute;k<\/a> kisz&aacute;m&iacute;t&aacute;sa<\/h2><p>\nAz <a href=\"\/glossary\/Varhato-ertek\/\" class=\"glosslink\">v&aacute;rhat&oacute; &eacute;rt&eacute;k<\/a> kisz&aacute;m&iacute;t&aacute;s&aacute;hoz egyr&eacute;szt ismern&uuml;nk kell az &ouml;sszes tov&aacute;bbi j&aacute;t&eacute;kfolyamat val&oacute;sz&iacute;n&#369;s&eacute;g&eacute;t, m&aacute;sr&eacute;szt a mindenkor lehets&eacute;ges eredm&eacute;nyhez tartoz&oacute; kifizet&eacute;seket, melyek lehetnek negat&iacute;vak, vagyis k&ouml;zvetlen vesztes&eacute;gek is. <\/p><p><i>Ev=P(eredm&eacute;ny1)xKifizet&eacute;s1+P(eredm&eacute;ny 2)x kifizet&eacute;s 2+...+P(eredm&eacute;ny n)x kifizet&eacute;s n<\/i><\/p><p><b>P&eacute;lda: <\/b>2 j&aacute;t&eacute;kos egy ide&aacute;lis &eacute;rm&eacute;t dob&aacute;lnak fel. Ha fej, akkor &bdquo;B\" j&aacute;t&eacute;kos fizet &bdquo;A\" j&aacute;t&eacute;kosnak egy doll&aacute;rt. Ha &iacute;r&aacute;s, akkor az &bdquo;A\" j&aacute;t&eacute;kos fizet egy doll&aacute;rt a &bdquo;B\" j&aacute;t&eacute;kosnak. Annak a val&oacute;sz&iacute;n&#369;s&eacute;ge, hogy fej ill. &iacute;r&aacute;s esik le, 50%-n&aacute;l van. &Iacute;gy az EV-t mindk&eacute;t j&aacute;t&eacute;kos r&eacute;sz&eacute;re ki lehet sz&aacute;m&iacute;tani. <\/p><p><i><a href=\"\/glossary\/EV\/\" class=\"glosslink\">EV<\/a> = 50% * (+1$) + 50% * (-1$) = 0$<br>\n<\/i><br>\nEgy m&aacute;sik sz&aacute;m&iacute;t&aacute;si m&oacute;d, ami k&ouml;zvetlen&uuml;l a t&eacute;t tiszta nyeres&eacute;g&eacute;t adja meg: <i><br>\nEV(t&eacute;t)= <a href=\"\/glossary\/Pot\/\" class=\"glosslink\">pot<\/a> equity - t&eacute;t<br>\n<\/i><br>\n<b>P&eacute;lda: <\/b>A &eacute;s B j&aacute;t&eacute;kos &uacute;jra egy ide&aacute;lis &eacute;rm&eacute;t dob. A kifizet&eacute;sek is ugyanazok, mint el&#337;tte csak minden <a href=\"\/glossary\/Dobas\/\" class=\"glosslink\">dob&aacute;s<\/a> kezdet&eacute;vel 1$-t dobnak a bankba, ami azt k&ouml;vet&#337;en az adott <a href=\"\/glossary\/Dobas\/\" class=\"glosslink\">dob&aacute;s<\/a> nyertese kap meg. Mindk&eacute;t j&aacute;t&eacute;kos az esetek 50%-&aacute;ban megnyeri a potot, aminek &ouml;sszege mindig 2$. Az &#337; <a href=\"\/glossary\/Pot\/\" class=\"glosslink\">pot<\/a> equity-j&uuml;k, teh&aacute;t r&eacute;szesed&eacute;s&uuml;k a bankban, ami kifizet&eacute;sk&eacute;nt j&aacute;r nekik az &aacute;tlag nyer&eacute;si val&oacute;sz&iacute;n&#369;s&eacute;g&uuml;kh&ouml;z m&eacute;rten j&aacute;r nekik, szint&eacute;n a mindenkori <a href=\"\/glossary\/Pot\/\" class=\"glosslink\">pot<\/a> 50%-a, vagyis 1$. Az EV-j&uuml;k ez&eacute;rt:\n<\/p><p>\n<i>EV= <a href=\"\/glossary\/Reszesedes\/\" class=\"glosslink\">R&eacute;szesed&eacute;s<\/a> - T&eacute;t=1$-1$=0$<\/i>\n<\/p><p>\n&Aacute;tlagban egyik&uuml;k sem csin&aacute;l se nyeres&eacute;get, se vesztes&eacute;get, mivel az esetek fel&eacute;ben 1 doll&aacute;rt vesz&iacute;tenek, az esetek m&aacute;sodik fel&eacute;ben pedig egy doll&aacute;rt nyernek.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Az expected value, v\u00c3\u00a1rhat\u00c3\u00b3 \u00c3\u00a9rt\u00c3\u00a9k, mathematical Expectation vagy mint EV is, azt az \u00c3\u00a1tlagosan v\u00c3\u00a1rhat\u00c3\u00b3 nyeres\u00c3\u00a9get vagy vesztes\u00c3\u00a9get jel\u00c3\u00b6li, ami egy adott szitu\u00c3\u00a1ci\u00c3\u00b3b\u00c3\u00b3l sz\u00c3\u00a1rmazhat, figyelembe v\u00c3\u00a9ve annak minden lehets\u00c3\u00a9ges folyom\u00c3\u00a1ny\u00c3\u00a1t \u00c3\u00a9s val\u00c3\u00b3sz\u00c3\u00adn\u00c5\u00b1s\u00c3\u00a9g\u00c3\u00a9t.<\/p>\n","protected":false},"author":1,"featured_media":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"class_list":["post-38082","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - 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