package?com.mingrisoft.math;

import?org.apache.commons.math.MathException;
import?org.apache.commons.math.distribution.TDistributionImpl;

public?class?TDistributionImplTest?{
????public?static?void?main（String[]?args）?throws?MathException?{
????????TDistributionImpl?t?=?new?TDistributionImpl（5）;//?新建一個自由度為5的T分布
????????System.out.println（“當前T分布的自由度：“?+?t.getDegreesOfFreedom（））;
????????double?upperTail?=?t.cumulativeProbability（0.7267）;
????????System.out.println（“計算域大于0.7267的置信度：“?+?upperTail）;
????????System.out.println（“計算0點的概率密度：“?+?t.density（0））;
????????double?domain?=?t.inverseCumulativeProbability（0.75）;
????????System.out.println（“計算置信度大于0.75的域值：“?+?domain）;
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????295??2010-09-11?17:01??.classpath
?????文件?????????379??2010-09-11?17:01??.project
?????文件????????1443??2013-11-21?08:41??bin\com\mingrisoft\math\TDistributionImplTest.class
?????文件??????832410??2013-11-18?14:40??lib\commons-math-2.1.jar
?????文件?????????752??2010-09-11?17:01??src\com\mingrisoft\math\TDistributionImplTest.java