تفضل هذا الكود
كود:
#include<stdio.h>
#include<math.h>
int main ()
{
int i ;
double x[8] ,sum=0 , sum_sqr=0 , mean , sd ;
printf (" Please Enter 8 numbers\n" ) ;
for (i=0 ; i<8 ; i++ )
{
scanf ( " %lf",&x[i] ) ;
sum += x[i] ;
sum_sqr += x[i] * x[i] ;
}
printf ( "mean = %.2f\n" , mean=sum/8 ) ;
printf (" sd = %f.2\n" , sd=sqrt(sum_sqr/8) );
printf (" Index %6c Item %6c Def\n" ) ;
for( i=0 ; i<8 ; i++ )
{
printf ( " %d %3.2f %7.2f \n" , i , x[i] , x[i]-mean );
}
}