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# Cpp Code for Regression

This cpp programming code is used to find the regression . You can select the whole cpp code by clicking the select option and can use it. When you click text, the code will be changed to text format. This cpp program code will be opened in a new pop up window once you click pop-up from the right corner. You can just copy, paste this cpp code and use it to find the regression .

```#include <iostream>
#include<math.h>
using namespace std;
int main()
{
float xx[5],yy[5],nr=0,dr=0;
float x[5]={60,61,62,63,65},y[5]={3.1,3.6,3.8,4.0,4.1};
double sum_y=0,sum_xy=0,sum_x=0,sum_xx=0,sum_x2=0,slope=0,intercept=0,reg;
int i,n=5;
for(i=0;i<n;i++)
{
xx[i]=x[i]*x[i];
yy[i]=y[i]*y[i];
}
for(i=0;i<n;i++)
{
sum_x+=x[i];
sum_y+=y[i];
sum_xx+= xx[i];
sum_xy+= x[i]*y[i];
}
nr=(n*sum_xy)-(sum_x*sum_y);
sum_x2=sum_x*sum_x;
dr=(n*sum_xx)-sum_x2;
slope=nr/dr;
double fac = pow(10, 2);
slope=round(slope*fac)/fac;
intercept=(sum_y- slope*sum_x)/n;
reg= intercept + (slope*64);
cout<<"Slope: "<<slope<<"\nIntercept: "<<intercept<<"\nRegression: "<<reg;
return 0;
}
```
##### Other Programming Codes
Online Calculator : Regression Calculator
Click on the select code link to copy and paste this free cpp program code for regression calculator.