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Write a C++ Program to Calculate Standard Deviation
PROGRAM:C++ Program to Calculate Standard Deviation
/* C++ Program to Calculate Standard Deviation*/
#include <iostream>
#include <cmath>
using namespace std;
float calculateSD(float data[]);
int main() {
int i;
float data[10];
cout << “Enter 10 elements: “;
for(i = 0; i < 10; ++i) {
cin >> data[i];
}
cout << endl << “Standard Deviation = ” << calculateSD(data);
return 0;
}
float calculateSD(float data[]) {
float sum = 0.0, mean, standardDeviation = 0.0;
int i;
for(i = 0; i < 10; ++i) {
sum += data[i];
}
mean = sum / 10;
for(i = 0; i < 10; ++i) {
standardDeviation += pow(data[i] – mean, 2);
}
return sqrt(standardDeviation / 10);
}