candicee26 candicee26
  • 05-01-2024
  • Mathematics
contestada


Un virus atteint 3 % d'une population de 30 000 habitants.
On soumet cette population à un test.
Parmi les bien portants, 2% ont un test positif. Parmi les
individus malades, 49 ont un test négatif.
1. Reproduire puis compléter le tableau suivant :
Bien portants
Test positif
Test négatif
Total
Malades
Total
30 000

Respuesta :

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