#include
#include
#include
#define MAX 100
void main()
{
int i, n;
float val [MAX], deviation;
sum=0;
sumsq=0;
n=0;
printf(“Input values: input -1 to end”);
for(i=1; i
Output: Input values: input -1 to end 65 9 27 78 12 20 33 49 -1 Number of items: 8 Mean: 36.625000 Standard deviation: 23.510303