{"id":730975,"date":"2018-06-01T06:46:54","date_gmt":"2018-06-01T13:46:54","guid":{"rendered":"https:\/\/www.questionpro.com\/blog\/aralik-olcegi-tanim-orneklerle-ozellikler\/"},"modified":"2018-06-01T06:46:54","modified_gmt":"2018-06-01T06:46:54","slug":"aralik-olcegi-tanim-orneklerle-ozellikler","status":"publish","type":"post","link":"https:\/\/www.questionpro.com\/blog\/tr\/aralik-olcegi-tanim-orneklerle-ozellikler\/","title":{"rendered":"Aral\u0131k \u00d6l\u00e7e\u011fi: Tan\u0131m, \u00d6rneklerle \u00d6zellikler"},"content":{"rendered":"

Anketlerinizden elde etti\u011finiz nicel verileri analiz etmek i\u00e7in bir plan olu\u015ftururken, b\u00fcy\u00fck olas\u0131l\u0131kla “aral\u0131k \u00f6l\u00e7e\u011fi” ifadesiyle kar\u015f\u0131la\u015fm\u0131\u015fs\u0131n\u0131zd\u0131r. Peki bu \u00f6l\u00e7ek nedir ve “nominal \u00f6l\u00e7ek” ve “s\u0131ral\u0131 \u00f6l\u00e7ek” gibi yayg\u0131n olarak kullan\u0131lan terimlerden fark\u0131 nedir?<\/p>\n

Tan\u0131m\u0131 ele alacak, temel \u00f6zellikleri a\u00e7\u0131klayacak ve anket stratejiniz i\u00e7in \u00f6zellikle yararl\u0131 olabilecek aral\u0131k \u00f6l\u00e7e\u011fi \u00f6rnekleri sunaca\u011f\u0131z.<\/p>\n

Aral\u0131k \u00d6l\u00e7e\u011fi: Tan\u0131m<\/h2>\n

Aral\u0131k \u00f6l\u00e7e\u011fi bir<\/span>
\n niceliksel<\/span>
\n<\/a> d\u00fczenin oldu\u011fu, iki de\u011fi\u015fken aras\u0131ndaki fark\u0131n anlaml\u0131 ve e\u015fit oldu\u011fu ve s\u0131f\u0131r\u0131n varl\u0131\u011f\u0131n\u0131n keyfi oldu\u011fu \u00f6l\u00e7\u00fcm \u00f6l\u00e7e\u011fi. Ortak bir \u00f6l\u00e7ek boyunca e\u015fit aral\u0131klarla var olan de\u011fi\u015fkenleri \u00f6l\u00e7er. De\u011fi\u015fkenler aras\u0131ndaki mesafeyi hesaplamak i\u00e7in kullan\u0131lan \u00f6l\u00e7\u00fctler son derece g\u00fcvenilirdir.<\/span><\/p>\n

Aral\u0131k \u00f6l\u00e7e\u011fi \u00fc\u00e7\u00fcnc\u00fc \u00f6l\u00e7ektir<\/span>
\n \u00f6l\u00e7\u00fcm seviyesi<\/span>
\n<\/a> nominal \u00f6l\u00e7ek ve ordinal \u00f6l\u00e7ekten sonra. \u0130lk iki seviyeyi anlamak, aral\u0131k \u00f6l\u00e7\u00fcmlerini ay\u0131rt etmenize yard\u0131mc\u0131 olacakt\u0131r. De\u011fi\u015fkenlerin do\u011fal bir s\u0131ralamas\u0131 veya d\u00fczeni olmad\u0131\u011f\u0131nda nominal \u00f6l\u00e7ek kullan\u0131l\u0131r. Numaraland\u0131r\u0131lm\u0131\u015f veya numaraland\u0131r\u0131lmam\u0131\u015f de\u011fi\u015fkenler ekleyebilirsiniz, ancak yayg\u0131n anket \u00f6rnekleri aras\u0131nda cinsiyet, konum, siyasi parti, evcil hayvanlar vb. yer al\u0131r.<\/span><\/p>\n

Bunun aksine, s\u0131ral\u0131 bir \u00f6l\u00e7ekte de\u011fi\u015fkenlerin s\u0131ralamas\u0131 \u00f6nemlidir, ancak de\u011fi\u015fkenler aras\u0131ndaki fark veya mesafe \u00f6nemli de\u011fildir. Online al\u0131\u015fveri\u015f i\u00e7in fiyat aral\u0131\u011f\u0131 filtrelerini d\u00fc\u015f\u00fcn\u00fcn. “25 $’dan az”, “26 $’dan 50 $’a kadar” ve benzerlerini se\u00e7ebilirsiniz, ancak aralar\u0131ndaki fark \u00f6nemli de\u011fildir. Benzer \u015fekilde, “Tavsiye etmem” ve “\u015eiddetle tavsiye ederim” gibi de\u011fi\u015fkenlerin s\u0131ralamas\u0131 \u00f6nemlidir, ancak aralar\u0131ndaki fark, bu fark ba\u015fka bir de\u011fi\u015fken taraf\u0131ndan temsil edilmedi\u011fi s\u00fcrece \u00f6nemli de\u011fildir. <\/span><\/p>\n

Daha fazla bilgi edinin: Aral\u0131k Verileri – Tan\u0131m ve \u00d6rnek<\/a><\/p>\n

Aral\u0131k \u00f6l\u00e7e\u011finin \u00f6zellikleri<\/h3>\n

Art\u0131k ilk iki \u00f6l\u00e7\u00fcm \u00f6l\u00e7e\u011fine a\u015fina oldu\u011funuza g\u00f6re, bunu anlamak \u00e7ok daha kolay. Bir anlamda, di\u011fer \u00f6l\u00e7eklerin birle\u015fimidir. Aral\u0131k \u00f6l\u00e7e\u011fi ile ilgili en zor k\u0131s\u0131m muhtemelen ger\u00e7ek s\u0131f\u0131r\u0131n olmamas\u0131d\u0131r. Ancak d\u00fc\u015f\u00fcnd\u00fc\u011f\u00fcn\u00fczde, baz\u0131 de\u011fi\u015fkenlerin evrensel olarak sabit bir s\u0131f\u0131ra sahip olmad\u0131\u011f\u0131n\u0131 g\u00f6r\u00fcrs\u00fcn\u00fcz. \u015eu aral\u0131k \u00f6l\u00e7e\u011fi \u00f6rne\u011fini d\u00fc\u015f\u00fcn\u00fcn: Fahrenheit derece cinsinden s\u0131cakl\u0131k.<\/span><\/p>\n

S\u0131cakl\u0131klar\u0131 Fahrenheit derece cinsinden analiz ediyorsan\u0131z, \u00f6rne\u011fin 20-40 derece ve 40-60 derece, bir d\u00fczen vard\u0131r ve de\u011fi\u015fkenler aras\u0131ndaki fark anlaml\u0131d\u0131r, ancak s\u0131f\u0131r\u0131n varl\u0131\u011f\u0131 keyfidir. S\u0131f\u0131r nas\u0131l keyfi olabilir? Fahrenheit (ve Celsius) \u00f6l\u00e7e\u011findeki s\u0131f\u0131r derece evrensel bir sabit de\u011fildir, bunun yerine e\u015fit miktarda buz, su ve tuzdan yap\u0131lan tuzlu suyun dondu\u011fu s\u0131cakl\u0131\u011f\u0131 temsil etmek \u00fczere atanm\u0131\u015ft\u0131r.<\/span><\/p>\n

Yine de s\u0131cakl\u0131\u011f\u0131n ayr\u0131nt\u0131lar\u0131na \u00e7ok fazla tak\u0131lmayal\u0131m. Anketleriniz muhtemelen ba\u015fka de\u011fi\u015fkenlere odaklanacakt\u0131r. Bu \u00f6l\u00e7e\u011fin amac\u0131n\u0131 hat\u0131rlamak kolayd\u0131r \u00e7\u00fcnk\u00fc “aral\u0131k” iki de\u011fi\u015fken aras\u0131ndaki aral\u0131\u011f\u0131 (veya mesafeyi) ifade eder. Bu \u00f6l\u00e7e\u011fi hat\u0131rlaman\u0131n bir ba\u015fka yolu da iki de\u011fi\u015fken aras\u0131ndaki verilerin toplanabilece\u011fi veya \u00e7\u0131kar\u0131labilece\u011fi, ancak \u00e7arp\u0131lamayaca\u011f\u0131 veya b\u00f6l\u00fcnemeyece\u011fidir. Bu durum<\/span>
\n oran \u00f6l\u00e7e\u011fi<\/span>
\n<\/a>burada b\u00f6lme iki de\u011fi\u015fken aras\u0131nda tan\u0131mlan\u0131r.<\/span><\/p>\n

Aral\u0131k \u00f6l\u00e7e\u011fi ve verileri i\u00e7in kolay bir rehber ister misiniz? Temel \u00f6zellikleri burada listeledik:<\/span><\/p>\n

\"Aral\u0131k<\/p>\n

    \n
  1. Aral\u0131k \u00f6l\u00e7e\u011fi a\u015fa\u011f\u0131dakiler i\u00e7in tercih edilir <\/span>
    \n nominal \u00f6l\u00e7ek<\/span>
    \n<\/a> veya
    s\u0131ral\u0131 \u00f6l\u00e7ek<\/a> <\/span> \u00c7\u00fcnk\u00fc son ikisi niteliksel \u00f6l\u00e7eklerdir. Aral\u0131k \u00f6l\u00e7e\u011fi, de\u011ferler aras\u0131ndaki fark\u0131 \u00f6l\u00e7ebilmesi anlam\u0131nda nicelikseldir.<\/span><\/li>\n
  2. Aral\u0131k verileri 8 derece, 4 y\u0131l, 2 ay vb. gibi tam say\u0131larla ayr\u0131k veya 12,2 derece, 3,5 hafta veya 4,2 mil gibi kesirli say\u0131larla s\u00fcrekli olabilir.<\/span><\/li>\n
  3. \u0130ki de\u011fi\u015fken aras\u0131ndaki fark\u0131 anlamaya yard\u0131mc\u0131 olan iki de\u011fi\u015fken aras\u0131ndaki de\u011ferleri \u00e7\u0131karabilirsiniz.<\/span><\/li>\n
  4. Aral\u0131k \u00f6l\u00e7\u00fcm\u00fc, de\u011fi\u015fkenlerin ortalamas\u0131n\u0131 ve medyan\u0131n\u0131 hesaplaman\u0131za olanak tan\u0131r.<\/span><\/li>\n
  5. Aral\u0131kl\u0131 veriler \u00f6zellikle i\u015f, sosyal ve bilimsel analiz ve stratejilerde kullan\u0131\u015fl\u0131d\u0131r \u00e7\u00fcnk\u00fc basit ve nicelikseldir.<\/span><\/li>\n
  6. Bu, istatistikte tercih edilen bir \u00f6l\u00e7ektir \u00e7\u00fcnk\u00fc duygular ve hisler gibi herhangi bir keyfi de\u011ferlendirmeye say\u0131sal bir de\u011fer atayabilirsiniz.<\/span><\/li>\n<\/ol>\n

    Art\u0131k aral\u0131k \u00f6l\u00e7e\u011fini g\u00f6rd\u00fc\u011f\u00fcn\u00fczde nas\u0131l fark edece\u011finizi bildi\u011finize g\u00f6re, baz\u0131 yararl\u0131 aral\u0131k \u00f6l\u00e7e\u011fi \u00f6rneklerine bir g\u00f6z atal\u0131m.<\/p>\n

    Aral\u0131k \u00f6l\u00e7e\u011fi \u00f6rnekleri<\/h3>\n

    Aral\u0131k \u00f6l\u00e7e\u011finde \u00f6l\u00e7\u00fclebilen sorular, ara\u015ft\u0131rma \u00e7al\u0131\u015fmalar\u0131nda en s\u0131k kullan\u0131lan soru t\u00fcrleridir. Aral\u0131k verileri bi\u00e7iminde yan\u0131tlar almak i\u00e7in, geri bildirim se\u00e7eneklerini iki de\u011fi\u015fken aras\u0131ndaki fark\u0131n e\u015fit oldu\u011fu say\u0131sal bir de\u011fer atanabilen de\u011fi\u015fkenlerle s\u0131n\u0131rlaman\u0131z gerekir.<\/p>\n

    Muhtemelen bir ara\u015ft\u0131rma \u00e7al\u0131\u015fmas\u0131nda kullan\u0131lan \u015fu \u00f6l\u00e7ekleri g\u00f6rm\u00fc\u015fs\u00fcn\u00fczd\u00fcr: mutabakat, memnuniyet d\u00fczeyleri veya olas\u0131l\u0131k. De\u011fi\u015fkenlerin aral\u0131k \u00f6l\u00e7\u00fcm\u00fc kriterlerini kar\u015f\u0131layabilmesi i\u00e7in anketin \u00f6l\u00e7eklendirilmesi gerekmektedir. Aksi takdirde, geri bildirim olarak ald\u0131\u011f\u0131n\u0131z verileri \u00f6l\u00e7mek zor olacakt\u0131r.<\/p>\n

    Bir sonraki anketinizi yazarken bu sorular\u0131 g\u00f6z \u00f6n\u00fcnde bulundurun. Hepsi aral\u0131k \u00f6l\u00e7e\u011fi ile uyumludur ve eyleme ge\u00e7irilebilir veriler sunar:<\/p>\n