On étudie la fréquence d’un événement grâce au graphique ci-dessous représentant \( 100 \) échantillons.
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"red"}], [[[22.3, 0.4528], [23.7, 0.4528]], {"stroke": "red"}], [[[24, 0.479348], [24, 0.482252]], {"stroke": "red"}], [[[23.3, 0.4808], [24.7, 0.4808]], {"stroke": "red"}], [[[25, 0.48264799999999997], [25, 0.485552]], {"stroke": "red"}], [[[24.3, 0.4841], [25.7, 0.4841]], {"stroke": "red"}], [[[26, 0.481448], [26, 0.484352]], {"stroke": "red"}], [[[25.3, 0.4829], [26.7, 0.4829]], {"stroke": "red"}], [[[27, 0.466448], [27, 0.469352]], {"stroke": "red"}], [[[26.3, 0.4679], [27.7, 0.4679]], {"stroke": "red"}], [[[28, 0.509748], [28, 0.512652]], {"stroke": "red"}], [[[27.3, 0.5112], [28.7, 0.5112]], {"stroke": "red"}], [[[29, 0.481548], [29, 0.484452]], {"stroke": "red"}], [[[28.3, 0.483], [29.7, 0.483]], {"stroke": "red"}], [[[30, 0.507548], [30, 0.510452]], {"stroke": "red"}], [[[29.3, 0.509], [30.7, 0.509]], {"stroke": "red"}], [[[31, 0.483248], [31, 0.48615200000000003]], {"stroke": "red"}], [[[30.3, 0.4847], [31.7, 0.4847]], {"stroke": "red"}], [[[32, 0.476648], [32, 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[[[93.3, 0.4597], [94.7, 0.4597]], {"stroke": "red"}], [[[95, 0.482348], [95, 0.485252]], {"stroke": "red"}], [[[94.3, 0.4838], [95.7, 0.4838]], {"stroke": "red"}], [[[96, 0.503748], [96, 0.506652]], {"stroke": "red"}], [[[95.3, 0.5052], [96.7, 0.5052]], {"stroke": "red"}], [[[97, 0.470848], [97, 0.473752]], {"stroke": "red"}], [[[96.3, 0.4723], [97.7, 0.4723]], {"stroke": "red"}], [[[98, 0.507748], [98, 0.510652]], {"stroke": "red"}], [[[97.3, 0.5092], [98.7, 0.5092]], {"stroke": "red"}], [[[99, 0.497148], [99, 0.5000519999999999]], {"stroke": "red"}], [[[98.3, 0.4986], [99.7, 0.4986]], {"stroke": "red"}], [[[100, 0.483848], [100, 0.486752]], {"stroke": "red"}], [[[99.3, 0.4853], [100.7, 0.4853]], {"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.