Arithmetic mean for Normal Distribution.

# Statistics with C++...

#1 ) C++ program to calculate arithmetic mean for NORMAL DISTRIBUTION...

/*  This Program will calculate mean IQ of students based on given IQs. */

#include<iostream.h>
#include<iomanip.h>
#include<conio.h>

class AMean
{
  public: int A[];
     int n;
  public: void GetData();
 void Mean();
};


void AMean :: GetData()
{
  cout<<"\nEnter total number of students : ";
  cin>>n;
  cout<<endl;
  cout<<"\nEnter the IQ of "<<n<<" students : ";
  cout<<endl;
  cout<<endl;
  for(int i=1;i<=n;i++)
  {
    cout<<"IQ of student number "<<i<<" = ";
    cin>>A[i];
  }
}

void AMean :: Mean()
{
  int Sum = 0;
  for(int j=1;j<=n;j++)
  {
    Sum += A[j];
  }
  cout<<endl;
  cout<<"Mean IQ  = " <<Sum<<" / "<<n;
  float MeanIQ = (float)Sum/n;
  cout<<endl;
  cout<<endl;
  cout<<"Mean IQ  = "<<setprecision(2) <<MeanIQ;
}

void main()
{
  AMean AM;
  clrscr();
  AM.GetData();
  AM.Mean();
  getch();
}
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OutPut :

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* Plz comment if you find ERRORS or Corrections.....

Happy Coding!