C Project Work

[nikhildhude51-sys]

#include <stdio.h>
#include<math.h>
int main() {
printf("=====================================================\n");
printf(" STATISTICAL MEASURES CALCULATOR\n");
printf("=====================================================\n");

int n,i,j;
printf("Enter The No.of Data Items :\n");
scanf("%d",&n);
printf("\n");
int data[n],freq[n];
printf("Enter The Data Items :\n");
for(i=0;i<n;i++){
    scanf("%d",&data[i]);
    freq[i]=1;
}

int temp;
for(i=0;i<n-1;i++){
    for(j=i+1;j<n;j++){
        if(data[i]>data[j]){
        temp=data[i];
        data[i]=data[j];
        data[j]=temp;
    }
    }
}
printf("\n");
printf("The Sorted Data :\n");
for(i=0;i<n;i++){
    printf("%d ",data[i]);
} 

//*******************************FOR _ MEAN********************************
 float mean;
 int sum=0;
 for(i=0;i<n;i++){
     sum+=data[i];
 }
mean=(float)sum/n;
printf("\n  \n");
printf("*********************THE RESULTS*********************\n");
printf(" ");
printf("\nThe Mean :%.2f",mean);

//*******************************FOR _ MEDIAN*******************************
 float median;
 if(n%2==0){
     median=(data[n/2-1]+data[n/2])/2.0;
 }
else{
    median=data[n/2];
}
printf("\n ");
printf("\nThe Median :%.2f",median);
printf("\n \n");
 
//*******************************FOR _ MODE********************************

for(i=0;i<n-1;i++){
    for(j=i+1;j<n;j++){
        if(data[i]==data[j]){
           freq[i]++;
           freq[j]=0;}
    }
   }
int max_freq=freq[0];
for(i=0;i<n;i++){
if(freq[i]>max_freq){
    max_freq=freq[i];
}
} 
 
int countmaxf=0;
for(i=0;i<n;i++){
    if(freq[i]==max_freq){
        countmaxf++;
    }
}

if(countmaxf==1){
    for(i=0;i<n;i++){
        if(freq[i]==max_freq){
            printf("The Mode=%d (frequency=%d)\n",data[i],max_freq);
            break;
        }
    }
}else{
      if(max_freq==1){
      printf("Mode Does Not Exist!\n");
      }
       
      else { 
         printf("MULTIMODAL DATA .Frequency=%d.Modes are :",max_freq);
    for(i=0;i<n;i++){
        if(freq[i]==max_freq){
            printf("%d ",data[i]);
        }
    }
}
}
printf(" \n");


//*******************************FOR _ VARIANCE***************************

float alpha[n];
for(i=0;i<n;i++){
    alpha[i]=(float)data[i]-mean;
}
float beta[n];
for(i=0;i<n;i++){
    beta[i]=alpha[i]*alpha[i];
}
float sumbeta=0.0;
for(i=0;i<n;i++){
    sumbeta+=beta[i];
}
float variance=sumbeta/n;
printf("The Variance :%.2f",variance);

//*******************************FOR _ STANDARD_DEVIATION*****************
printf("\n \n");
float sd=sqrt(variance);
printf("The Standard Deviation :%.2f",sd);

 printf("\n---------------- EXTRA INFORMATION ----------------\n");

printf("Minimum Value : %d\n", data[0]);
printf("Maximum Value : %d\n", data[n - 1]);
printf("Range : %d\n", data[n - 1] - data[0]);
  
  printf("=====================================================\n");
printf("               END OF CALCULATION\n");
printf("=====================================================\n");

return 0;

}