Write a C program to input real numbers and find the mean, variance and standard deviation.Mean is sum of values divided by the total number of values. Variance shows the how the data s are distributed. Standard deviation is the square root of its variance. Read more about C Programming Language .

/***********************************************************

* You can use all the programs on www.c-program-example.com

* for personal and learning purposes. For permissions to use the

* programs for commercial purposes,

* contact info@c-program-example.com

* To find more C programs, do visit www.c-program-example.com

* and browse!

*

* Happy Coding

***********************************************************/

#include <stdio.h>

#include <conio.h>

#include <math.h>

#define MAXSIZE 10

void main()

{

float x[MAXSIZE];

int i, n;

float avrg, var, SD, sum=0, sum1=0;

clrscr();

printf("Enter the value of Nn");

scanf("%d", &n);

printf("Enter %d real numbersn",n);

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

{

scanf("%f", &x[i]);

}

/* Compute the sum of all elements */

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

{

sum = sum + x[i];

}

avrg = sum /(float) n;

/* Compute varaience and standard deviation */

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

{

sum1 = sum1 + pow((x[i] - avrg),2);

}

var = sum1 / (float) n;

SD = sqrt(var);

printf("Average of all elements = %.2fn", avrg);

printf("Varience of all elements = %.2fn", var);

printf("Standard deviation = %.2fn", SD);

} /*End of main()*/

Read more Similar C Programs

Array In C

Simple C Programs

You can easily select the code by double clicking on the code area above.

To get regular updates on new C programs, you can Follow @c_program

You can discuss these programs on our Facebook Page. Start a discussion right now,

our page!

Share this program with your Facebook friends now! by liking it

(you can send this program to your friend using this button)

Like to get updates right inside your feed reader? Grab our feed!

(c) www.c-program-example.com