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 reg = new SimpleRegression(); reg.addData(1, 2); reg.addData(2, 4); reg.addData(3, 6); reg.addData(4, 9); reg.addData(5, 10); reg.addData(6, 12); System.out.println(reg.getIntercept()); System.out.println(reg.getSlope()); } }