On étudie la fréquence d’un événement grâce au graphique ci-dessous représentant \( 100 \) échantillons.
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0.2761], [93.7, 0.2761]], {"stroke": "red"}], [[[94, 0.29928], [94, 0.30191999999999997]], {"stroke": "red"}], [[[93.3, 0.3006], [94.7, 0.3006]], {"stroke": "red"}], [[[95, 0.26208000000000004], [95, 0.26472]], {"stroke": "red"}], [[[94.3, 0.2634], [95.7, 0.2634]], {"stroke": "red"}], [[[96, 0.24868], [96, 0.25132]], {"stroke": "red"}], [[[95.3, 0.25], [96.7, 0.25]], {"stroke": "red"}], [[[97, 0.33608], [97, 0.33871999999999997]], {"stroke": "red"}], [[[96.3, 0.3374], [97.7, 0.3374]], {"stroke": "red"}], [[[98, 0.32128], [98, 0.32392]], {"stroke": "red"}], [[[97.3, 0.3226], [98.7, 0.3226]], {"stroke": "red"}], [[[99, 0.30348], [99, 0.30612]], {"stroke": "red"}], [[[98.3, 0.3048], [99.7, 0.3048]], {"stroke": "red"}], [[[100, 0.29968], [100, 0.30232]], {"stroke": "red"}], [[[99.3, 0.301], [100.7, 0.301]], {"stroke": "red"}]]}
Déduire de ce graphique une valeur approchée de la taille \( N \) des échantillons puis choisir
la valeur exacte la plus proche parmis les choix suivant.