razdady212

idm cu text

Apr 22nd, 2019
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  1. #sa se citeasca datele sa se extraga cele 3 coloane in variabilele id varsta si salariu
  2. #sa se afiseze nr de salariati ai firmei
  3. #sa se calculeze salariul mediu al angajatilor
  4. #calc media, dispertia(varianta) si mediana variabilei varsta
  5. a =dlmread('fis.txt');
  6. n =rows(a)
  7. id = a(:,1);
  8. varsta = a(:,2);
  9. salariu = a(:,3);
  10. mean(salariu)
  11. mean(varsta)
  12. median(varsta)
  13. disp("dispersia:")
  14. d=0
  15. for i=1:n
  16. d+=(varsta(i)-mean(varsta))^2;
  17. endfor
  18. disp(d/(n-1))
  19. var(varsta)
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