{"id":1613,"date":"2023-07-25T16:04:28","date_gmt":"2023-07-25T16:04:28","guid":{"rendered":"https:\/\/statorials.org\/tr\/gonullu-yanit-ornegi\/"},"modified":"2023-07-25T16:04:28","modified_gmt":"2023-07-25T16:04:28","slug":"gonullu-yanit-ornegi","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/gonullu-yanit-ornegi\/","title":{"rendered":"G\u00f6n\u00fcll\u00fc yan\u0131t \u00f6rne\u011fi nedir? (tan\u0131m & #038; \u00f6rnek)"},"content":{"rendered":"

<\/p>\n

\n

G\u00f6n\u00fcll\u00fc \u00f6rneklem,<\/strong> \u00f6rne\u011fe dahil edilmeye g\u00f6n\u00fcll\u00fc olan<\/em> bireylerden olu\u015fan \u00f6rneklemdir<\/a> .<\/span><\/p>\n

\u00d6rne\u011fin, bir radyo sunucusunun dinleyicilerinden \u00e7evrimi\u00e7i olmalar\u0131n\u0131 ve web sitesinde program\u0131 hakk\u0131ndaki d\u00fc\u015f\u00fcncelerine ili\u015fkin bir anket doldurmalar\u0131n\u0131 istedi\u011fini varsayal\u0131m. Her bir dinleyici anketi doldurup doldurmamaya g\u00f6n\u00fcll\u00fc olarak karar verebilir.<\/span><\/p>\n

Bu \u00f6rnekleme y\u00f6nteminin dezavantaj\u0131, g\u00f6n\u00fcll\u00fc olarak yan\u0131t veren bireylerin muhtemelen pop\u00fclasyonun geri kalan\u0131ndan daha g\u00fc\u00e7l\u00fc g\u00f6r\u00fc\u015flere (olumlu veya olumsuz) sahip olmalar\u0131 ve bu da onu temsili olmayan bir \u00f6rnek<\/a> haline getirmesidir.<\/span><\/p>\n

A\u015fa\u011f\u0131daki g\u00f6rsel bu sorunu anlat\u0131yor: Ye\u015fil dairelerin radyo program\u0131na olumlu bakan ki\u015fileri, k\u0131rm\u0131z\u0131 dairelerin ise program\u0131 sevmeyen ki\u015fileri temsil etti\u011fini varsayal\u0131m:<\/span> <\/p>\n

\"\"<\/p>\n

Diziyi olumlu bulan \u00e7o\u011fu ki\u015finin \u00f6rneklemde yer ald\u0131\u011f\u0131n\u0131 ancak \u00f6rneklemin bir b\u00fct\u00fcn olarak pop\u00fclasyonu temsil etmedi\u011fini unutmay\u0131n. Anket sonu\u00e7lar\u0131 \u00e7o\u011fu insan\u0131n diziyi sevdi\u011fini g\u00f6steriyor ancak ger\u00e7ekte bu do\u011fru de\u011fil.<\/span><\/p>\n

G\u00f6n\u00fcll\u00fc yan\u0131t \u00f6rneklemesi olas\u0131l\u0131ks\u0131z \u00f6rneklemenin<\/a> bir t\u00fcr\u00fcd\u00fcr \u00e7\u00fcnk\u00fc pop\u00fclasyondaki t\u00fcm bireylerin \u00f6rne\u011fe dahil edilme olas\u0131l\u0131\u011f\u0131 ayn\u0131 de\u011fildir.<\/span><\/p>\n

Bu, pop\u00fclasyondaki her bireyin \u00f6rne\u011fe dahil olma olas\u0131l\u0131\u011f\u0131n\u0131n ayn\u0131 oldu\u011fu ve dolay\u0131s\u0131yla numunenin muhtemelen genel pop\u00fclasyonu temsil etti\u011fi olas\u0131l\u0131kl\u0131 \u00f6rnekleme y\u00f6ntemleriyle \u00e7eli\u015fir.<\/span><\/p>\n

\u00d6rnek g\u00f6n\u00fcll\u00fc yan\u0131t \u00f6rnekleri<\/strong><\/span><\/h3>\n

A\u015fa\u011f\u0131daki senaryolar g\u00f6n\u00fcll\u00fc m\u00fcdahale \u00f6rneklerinin baz\u0131 ek \u00f6rneklerini g\u00f6stermektedir.<\/span><\/p>\n

\u00d6rnek 1: s\u0131nava haz\u0131rl\u0131k<\/strong><\/span><\/p>\n

Bir profes\u00f6r\u00fcn, yeni bir s\u0131nava haz\u0131rl\u0131k kursunun \u00f6\u011frencilerinin s\u0131nav puanlar\u0131n\u0131 y\u00fckseltmesine yard\u0131mc\u0131 olup olmad\u0131\u011f\u0131n\u0131 \u00f6\u011frenmek istedi\u011fini varsayal\u0131m. S\u0131n\u0131f\u0131n\u0131n d\u0131\u015f\u0131na bir kay\u0131t sayfas\u0131 as\u0131yor ve \u00f6\u011frencilerin derse kat\u0131lmak isteyip istemediklerine karar vermelerini sa\u011fl\u0131yor.<\/span><\/p>\n

Bu g\u00f6n\u00fcll\u00fc \u00f6rneklemenin bir \u00f6rne\u011fidir \u00e7\u00fcnk\u00fc \u00f6\u011frenciler \u00f6rnekleme dahil edilmeye g\u00f6n\u00fcll\u00fc olarak karar verebilirler.<\/span><\/p>\n

Ne yaz\u0131k ki, daha \u00e7al\u0131\u015fkan \u00f6\u011frencilerin kaydolma olas\u0131l\u0131klar\u0131 daha y\u00fcksektir; bu da dersi alan \u00f6\u011frenci \u00f6rnekleminin, dersi almas\u0131 muhtemel genel \u00f6\u011frenci pop\u00fclasyonuyla e\u015fle\u015fmemesi anlam\u0131na gelir.<\/span><\/p>\n

\u00d6rnek 2: Otoyol Kodu<\/strong><\/span><\/p>\n

Ara\u015ft\u0131rmac\u0131lar\u0131n belirli bir \u015fehirdeki vatanda\u015flar\u0131n yeni trafik kanunu hakk\u0131nda ne d\u00fc\u015f\u00fcnd\u00fc\u011f\u00fcn\u00fc bilmek istediklerini ve bu nedenle her vatanda\u015fa bir anket g\u00f6nderdiklerini varsayal\u0131m.<\/span><\/p>\n

Bu, g\u00f6n\u00fcll\u00fc yan\u0131t \u00f6rneklemesinin bir \u00f6rne\u011fidir; \u00e7\u00fcnk\u00fc her vatanda\u015f \u00f6rne\u011fe dahil edilip edilmeyece\u011fine karar verebilir.<\/span><\/p>\n

Ne yaz\u0131k ki, yan\u0131t veren vatanda\u015flar\u0131n s\u0131radan vatanda\u015flara g\u00f6re daha g\u00fc\u00e7l\u00fc g\u00f6r\u00fc\u015flere sahip olmas\u0131 muhtemeldir, bu da sonu\u00e7ta ortaya \u00e7\u0131kan numunenin genel vatanda\u015f n\u00fcfusunu temsil etmeyece\u011fi anlam\u0131na gelir.<\/span><\/p>\n

G\u00f6n\u00fcll\u00fc yan\u0131t \u00f6rneklerinin dezavantajlar\u0131<\/strong><\/span><\/h3>\n

G\u00f6n\u00fcll\u00fc \u00f6rnekleme a\u015fa\u011f\u0131daki \u00f6nyarg\u0131 t\u00fcrlerinden muzdariptir:<\/span><\/p>\n

1. Eksik sayma yanl\u0131l\u0131\u011f\u0131<\/a> :<\/strong> Bir pop\u00fclasyonun baz\u0131 \u00fcyelerinin \u00f6rneklemde yeterince temsil edilmemesi.<\/span><\/p>\n

2. Kendi kendini se\u00e7me yanl\u0131l\u0131\u011f\u0131:<\/strong> Bireylerin bir ankete dahil olmay\u0131 kendilerinin se\u00e7mesi.<\/span><\/p>\n

3. Yan\u0131t vermeme \u00f6nyarg\u0131s\u0131<\/a> :<\/strong> Bir ankete yan\u0131t veren ki\u015filerin yan\u0131t vermeyen ki\u015filerden \u00f6nemli \u00f6l\u00e7\u00fcde farkl\u0131 olmas\u0131.<\/span><\/p>\n

T\u00fcm bu \u00f6nyarg\u0131 t\u00fcrlerinden dolay\u0131, g\u00f6n\u00fcll\u00fc yan\u0131t \u00f6rnekleri, ilgilenilen genel pop\u00fclasyonu temsil etmemektedir.<\/span><\/p>\n

Pek \u00e7ok dezavantaja ra\u011fmen, g\u00f6n\u00fcll\u00fc yan\u0131t \u00f6rneklemesi genellikle basit bir \u015fekilde kullan\u0131l\u0131r \u00e7\u00fcnk\u00fc bireyler g\u00f6n\u00fcll\u00fc olarak kendilerini dahil etmeye karar verdikleri i\u00e7in \u00f6rnek toplaman\u0131n kolay bir yoludur.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

G\u00f6n\u00fcll\u00fc \u00f6rneklem, \u00f6rne\u011fe dahil edilmeye g\u00f6n\u00fcll\u00fc olan bireylerden olu\u015fan \u00f6rneklemdir . \u00d6rne\u011fin, bir radyo sunucusunun dinleyicilerinden \u00e7evrimi\u00e7i olmalar\u0131n\u0131 ve web sitesinde program\u0131 hakk\u0131ndaki d\u00fc\u015f\u00fcncelerine ili\u015fkin bir anket doldurmalar\u0131n\u0131 istedi\u011fini varsayal\u0131m. Her bir dinleyici anketi doldurup doldurmamaya g\u00f6n\u00fcll\u00fc olarak karar verebilir. Bu \u00f6rnekleme y\u00f6nteminin dezavantaj\u0131, g\u00f6n\u00fcll\u00fc olarak yan\u0131t veren bireylerin muhtemelen pop\u00fclasyonun geri kalan\u0131ndan daha g\u00fc\u00e7l\u00fc […]<\/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-1613","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\nG\u00f6n\u00fcll\u00fc yan\u0131t \u00f6rne\u011fi nedir? 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