5 PROGRAM TO CALCULATE MEDIAN FOR DISCRETE SERIES

 /* 5 PROGRAM TO CALCULATE MEDIAN FOR DISCRETE SERIES*/

#include<stdio.h>

int main()

{

int x[]={1,2,3,4,5,6,7,8,9};

int f[]={8,10,11,16,20,25,15,9,6};

int i,cf[10],l,s,n=0;

printf("\nCOMPUTATION OF MEDIAN");

cf[0]=f[0];

for(i=0;i<9;i++)

{

cf[i+1]=f[i+1]+cf[i];/* The Addition of cumulative frequency */

n=n+f[i];

}

n=n/2; /* Calculation of n/2 */

for(i=0;i<9;i++)

{

if(n>cf[i])/* Calculation of cumulative C.F.*/

{

l=i;

s=cf[i+1];

}

}

printf("\n\n\tX\tFREQUENCY\tC.F.\n\n");

for(i=0;i<9;i++)

printf("\n\t%d\t%d\t\t%d",x[i],f[i],cf[i]);

printf("\n The calculation of n/2 is:-%d",n);

printf("\n The Cumulative Frequency is:-%d",s);

printf("\n Cumulative Frequency is greater than %d is %d",n,s);

printf("\n The value of X corresponding to %d is %d", s,x[l+1]);

return 0;

}

/* OUTPUT

 COMPUTATION OF MEDIAN

 X       FREQUENCY       C.F.  

1                   8                        8                                                   

2                 10                      18                                                    

3                 11                      29                                                    

4                 16                      45                                                     

5                 20                      65        

6                 25                      90                                                   

7                 15                     105                                                   

8                   9                     114                                                     

9                   6                     120    

 The calculation of n/2 is:-60          

 The Cumulative Frequency is:-65 

Cumulative Frequency is greater than 60 is 65         

 The value of X corresponding to 65 is 5  */

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