{"id":1388,"date":"2023-07-26T14:27:38","date_gmt":"2023-07-26T14:27:38","guid":{"rendered":"https:\/\/statorials.org\/tr\/ucuncu-degisken-problemi\/"},"modified":"2023-07-26T14:27:38","modified_gmt":"2023-07-26T14:27:38","slug":"ucuncu-degisken-problemi","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/ucuncu-degisken-problemi\/","title":{"rendered":"\u00dc\u00e7\u00fcnc\u00fc de\u011fi\u015fken problemi: tan\u0131m ve \u00f6rnek"},"content":{"rendered":"

<\/p>\n

\n

\u0130statistikte, iki de\u011fi\u015fken aras\u0131nda g\u00f6zlemlenen korelasyonun asl\u0131nda dikkate al\u0131nmayan \u00fc\u00e7\u00fcnc\u00fc bir de\u011fi\u015fken taraf\u0131ndan a\u00e7\u0131klanabildi\u011fi durumlarda \u00fc\u00e7\u00fcnc\u00fc de\u011fi\u015fken sorunu<\/strong> ortaya \u00e7\u0131kar.<\/span><\/p>\n

Bu \u00fc\u00e7\u00fcnc\u00fc de\u011fi\u015fken dikkate al\u0131nmad\u0131\u011f\u0131nda, incelenen iki de\u011fi\u015fken aras\u0131ndaki korelasyon yan\u0131lt\u0131c\u0131 olabilir, hatta kafa kar\u0131\u015f\u0131kl\u0131\u011f\u0131na yol a\u00e7abilir.<\/span><\/p>\n

Bu e\u011fitimde farkl\u0131 ba\u011flamlarda \u00fc\u00e7\u00fcnc\u00fc de\u011fi\u015fken problemlerine ili\u015fkin \u00e7e\u015fitli \u00f6rnekler verilmektedir.<\/span><\/p>\n

\u00d6rnek 1: K\u00f6pekler ve yang\u0131n musluklar\u0131<\/strong><\/span><\/h3>\n

Bir ara\u015ft\u0131rmac\u0131, yang\u0131n musluklar\u0131n\u0131n daha fazla oldu\u011fu \u015fehirlerde k\u00f6pek say\u0131s\u0131n\u0131n da daha fazla oldu\u011funu g\u00f6zlemliyor.<\/span><\/p>\n

Ancak bu iki de\u011fi\u015fken yaln\u0131zca \u00fc\u00e7\u00fcnc\u00fc bir de\u011fi\u015fkenle g\u00fc\u00e7l\u00fc bir korelasyona sahip oldu\u011fu i\u00e7in ili\u015fkilidir: n\u00fcfus b\u00fcy\u00fckl\u00fc\u011f\u00fc<\/strong> .<\/span><\/p>\n

Daha b\u00fcy\u00fck \u015fehirlerde hem daha fazla yang\u0131n muslu\u011fu hem de<\/em> daha fazla k\u00f6pek bulunur. Tersine, daha k\u00fc\u00e7\u00fck kasabalarda daha az yang\u0131n muslu\u011fu ve<\/em> daha az k\u00f6pek bulunur.<\/span> <\/p>\n

\"\u00dc\u00e7\u00fcnc\u00fc<\/p>\n

\u00d6rnek 2: Dondurma sat\u0131\u015flar\u0131 ve k\u00f6pekbal\u0131\u011f\u0131 sald\u0131r\u0131lar\u0131<\/strong><\/span><\/h3>\n

Ara\u015ft\u0131rmac\u0131, dondurma sat\u0131\u015flar\u0131 ile k\u00f6pekbal\u0131\u011f\u0131 sald\u0131r\u0131lar\u0131 aras\u0131nda g\u00fc\u00e7l\u00fc bir pozitif korelasyon bulundu\u011funu tespit etti.<\/span><\/p>\n

Ancak bu iki de\u011fi\u015fken yaln\u0131zca \u00fc\u00e7\u00fcnc\u00fc bir de\u011fi\u015fkenle g\u00fc\u00e7l\u00fc bir korelasyona sahip oldu\u011fu i\u00e7in ili\u015fkilidir: s\u0131cakl\u0131k<\/strong> .<\/span><\/p>\n

Havalar \u0131s\u0131nd\u0131\u011f\u0131nda, daha fazla insan dondurma sat\u0131n al\u0131yor ve daha fazla insan okyanusta y\u00fcz\u00fcyor; bu da dondurma sat\u0131\u015flar\u0131n\u0131n ve k\u00f6pekbal\u0131\u011f\u0131 sald\u0131r\u0131lar\u0131n\u0131n de\u011ferlerinin neden y\u0131l\u0131n ayn\u0131 zamanlar\u0131nda artma e\u011filiminde oldu\u011funu a\u00e7\u0131kl\u0131yor.<\/span> <\/p>\n

\"\u00dc\u00e7\u00fcnc\u00fc<\/p>\n

\u00d6rnek 3: G\u00f6n\u00fcll\u00fcler ve do\u011fal afetler<\/strong><\/span><\/h3>\n

Bir ara\u015ft\u0131rma, bir do\u011fal afetten sonra ne kadar \u00e7ok g\u00f6n\u00fcll\u00fc \u00f6ne \u00e7\u0131karsa, hasar\u0131n da o kadar b\u00fcy\u00fck oldu\u011funu ortaya koyuyor.<\/span><\/p>\n

Ancak bu iki de\u011fi\u015fken yaln\u0131zca \u00fc\u00e7\u00fcnc\u00fc bir de\u011fi\u015fkenle g\u00fc\u00e7l\u00fc bir korelasyona sahip oldu\u011fu i\u00e7in ili\u015fkilidir: do\u011fal afetin b\u00fcy\u00fckl\u00fc\u011f\u00fc<\/strong> .<\/span><\/p>\n

Daha b\u00fcy\u00fck do\u011fal afetler, daha fazla hasar\u0131n yan\u0131 s\u0131ra g\u00f6n\u00fcll\u00fc say\u0131s\u0131ndaki art\u0131\u015fla da g\u00fc\u00e7l\u00fc bir \u015fekilde ili\u015fkilidir.<\/span> <\/p>\n

\"Ger\u00e7ek<\/p>\n

\u0130lgili Makaleler<\/strong><\/span><\/h3>\n

\u0130hmal edilen de\u011fi\u015fken \u00f6nyarg\u0131 nedir?<\/a>
Eksik sayma yanl\u0131l\u0131\u011f\u0131 nedir?<\/a>
Toplama yanl\u0131l\u0131\u011f\u0131 nedir?<\/a>
Kafa kar\u0131\u015ft\u0131r\u0131c\u0131 de\u011fi\u015fken nedir?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u0130statistikte, iki de\u011fi\u015fken aras\u0131nda g\u00f6zlemlenen korelasyonun asl\u0131nda dikkate al\u0131nmayan \u00fc\u00e7\u00fcnc\u00fc bir de\u011fi\u015fken taraf\u0131ndan a\u00e7\u0131klanabildi\u011fi durumlarda \u00fc\u00e7\u00fcnc\u00fc de\u011fi\u015fken sorunu ortaya \u00e7\u0131kar. Bu \u00fc\u00e7\u00fcnc\u00fc de\u011fi\u015fken dikkate al\u0131nmad\u0131\u011f\u0131nda, incelenen iki de\u011fi\u015fken aras\u0131ndaki korelasyon yan\u0131lt\u0131c\u0131 olabilir, hatta kafa kar\u0131\u015f\u0131kl\u0131\u011f\u0131na yol a\u00e7abilir. Bu e\u011fitimde farkl\u0131 ba\u011flamlarda \u00fc\u00e7\u00fcnc\u00fc de\u011fi\u015fken problemlerine ili\u015fkin \u00e7e\u015fitli \u00f6rnekler verilmektedir. \u00d6rnek 1: K\u00f6pekler ve yang\u0131n musluklar\u0131 Bir […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-1388","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n\u00dc\u00e7\u00fcnc\u00fc de\u011fi\u015fken problemi: tan\u0131m ve \u00f6rnek<\/title>\n<meta name=\"description\" content=\"Bu \u00f6\u011fretici, bir tan\u0131m ve \u00f6rnek de dahil olmak \u00fczere \u00fc\u00e7\u00fcnc\u00fc de\u011fi\u015fken probleminin k\u0131sa bir a\u00e7\u0131klamas\u0131n\u0131 sa\u011flar.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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