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Jan 19th, 2019
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  1. Language C
  2. #include <stdio.h>
  3. #include <math.h>
  4. #define N 5
  5. int main{
  6. int x[N];
  7. float dx, mx;
  8. for(int i=1; i<=N; i++){
  9. mx += x[i];
  10. }
  11. mx = mx / N;
  12. for(int i=1; i <= N; i++){
  13. dx+= pow((x[i]-mx), 2); // pow-возведение в степень
  14. }
  15. dx = dx/N;
  16. printf("%.3f", dx);
  17. return 0;
  18. }
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