07/05/21 18:23:41
>>587
#include <stdio.h>
#include <math.h>
#define N 10
int main()
{
double sum = 0, ave, powsum = 0, var, dev;
int i, num[N], max, min;
for(i = 0; i < N; i++) scanf("%d", &num[i]);
for(i = 0; i < N; i++) sum += num[i];
ave = sum/N;
for(i = 0; i < N; i++) powsum = pow(num[i] - ave, 2);
var = powsum/N; //分散のつもり
dev = sqrt(var);//標準偏差のつもり
printf("sum = %f\nave = %f\nvar = %f\ndev = %f\n", sum, ave, var, dev);
return 0;
}