Selang kepercayaan: Perbedaan antara revisi

Dalam [[statistika]], '''selang kepercayaan''' ([[Bahasa Inggris]]: '''{{lang-en|confidence interval''', CI}}) adalah sebuah [[interval]] antara dua angka, dimanadi mana dipercaya nilai [[parameter]] sebuah populasi terletak di dalam interval tersebut. Pendugaan parameter diwujudkan dalam pembentukan '''selang kepercayaan''', karena hampir tidak pernah ditemukan nilai statistik tepat sama dengan nilai parameter.

* [http://www.latrobe.edu.au/psy/esci/ The Exploratory Software for Confidence Intervals tutorial programs that run under Excel] {{Webarchive|url=https://web.archive.org/web/20111122062933/http://www.latrobe.edu.au/psy/esci/ |date=2011-11-22 }}

* Confidence interval calculators for [http://www.danielsoper.com/statcalc/calc28.aspx R-Squares] {{Webarchive|url=https://web.archive.org/web/20090703130234/http://www.danielsoper.com/statcalc/calc28.aspx |date=2009-07-03 }}, [http://www.danielsoper.com/statcalc/calc26.aspx Koefisien regresi] {{Webarchive|url=https://web.archive.org/web/20090806085113/http://www.danielsoper.com/statcalc/calc26.aspx |date=2009-08-06 }}, and [http://www.danielsoper.com/statcalc/calc27.aspx Intersep Regresi] {{Webarchive|url=https://web.archive.org/web/20090404113030/http://www.danielsoper.com/statcalc/calc27.aspx |date=2009-04-04 }}