package math; import org.apache.commons.math3.stat.regression.SimpleRegression; public class pro { public static void main(String[] args) { pro test=new pro(); } pro(){ SimpleRegression regression = new SimpleRegression(); regression.addData(1, 2); regression.addData(2, 4); regression.addData(3, 6); regression.addData(4, 9); regression.addData(5, 10); regression.addData(6, 12); System.out.println(regression.getIntercept()); System.out.println(regression.getSlope()); } }