On étudie la fréquence d’un événement grâce au graphique ci-dessous représentant \( 100 \) échantillons.
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[[[12.3, 0.3894], [13.7, 0.3894]], {"stroke": "red"}], [[[14, 0.399032], [14, 0.40096800000000005]], {"stroke": "red"}], [[[13.3, 0.4], [14.7, 0.4]], {"stroke": "red"}], [[[15, 0.411632], [15, 0.41356800000000005]], {"stroke": "red"}], [[[14.3, 0.4126], [15.7, 0.4126]], {"stroke": "red"}], [[[16, 0.414132], [16, 0.41606800000000005]], {"stroke": "red"}], [[[15.3, 0.4151], [16.7, 0.4151]], {"stroke": "red"}], [[[17, 0.418232], [17, 0.42016800000000004]], {"stroke": "red"}], [[[16.3, 0.4192], [17.7, 0.4192]], {"stroke": "red"}], [[[18, 0.40133199999999997], [18, 0.403268]], {"stroke": "red"}], [[[17.3, 0.4023], [18.7, 0.4023]], {"stroke": "red"}], [[[19, 0.41053199999999995], [19, 0.412468]], {"stroke": "red"}], [[[18.3, 0.4115], [19.7, 0.4115]], {"stroke": "red"}], [[[20, 0.395732], [20, 0.397668]], {"stroke": "red"}], [[[19.3, 0.3967], [20.7, 0.3967]], {"stroke": "red"}], [[[21, 0.40693199999999996], [21, 0.408868]], {"stroke": "red"}], [[[20.3, 0.4079], [21.7, 0.4079]], {"stroke": "red"}], [[[22, 0.410132], [22, 0.41206800000000005]], {"stroke": "red"}], [[[21.3, 0.4111], [22.7, 0.4111]], {"stroke": "red"}], [[[23, 0.38723199999999997], [23, 0.389168]], {"stroke": "red"}], [[[22.3, 0.3882], [23.7, 0.3882]], {"stroke": "red"}], [[[24, 0.40343199999999996], [24, 0.405368]], {"stroke": "red"}], [[[23.3, 0.4044], [24.7, 0.4044]], {"stroke": "red"}], [[[25, 0.420332], [25, 0.42226800000000003]], {"stroke": "red"}], [[[24.3, 0.4213], [25.7, 0.4213]], {"stroke": "red"}], [[[26, 0.427232], [26, 0.42916800000000005]], {"stroke": "red"}], [[[25.3, 0.4282], [26.7, 0.4282]], {"stroke": "red"}], [[[27, 0.415732], [27, 0.41766800000000004]], {"stroke": "red"}], [[[26.3, 0.4167], [27.7, 0.4167]], {"stroke": "red"}], [[[28, 0.40233199999999997], [28, 0.404268]], {"stroke": "red"}], [[[27.3, 0.4033], [28.7, 0.4033]], {"stroke": "red"}], [[[29, 0.405732], [29, 0.40766800000000003]], {"stroke": "red"}], [[[28.3, 0.4067], [29.7, 0.4067]], {"stroke": "red"}], [[[30, 0.379032], [30, 0.38096800000000003]], {"stroke": "red"}], [[[29.3, 0.38], [30.7, 0.38]], {"stroke": "red"}], [[[31, 0.40383199999999997], [31, 0.405768]], {"stroke": "red"}], [[[30.3, 0.4048], [31.7, 0.4048]], {"stroke": "red"}], [[[32, 0.417132], [32, 0.41906800000000005]], {"stroke": "red"}], [[[31.3, 0.4181], [32.7, 0.4181]], {"stroke": "red"}], [[[33, 0.399132], [33, 0.40106800000000004]], {"stroke": "red"}], [[[32.3, 0.4001], [33.7, 0.4001]], {"stroke": "red"}], [[[34, 0.427432], [34, 0.429368]], {"stroke": "red"}], [[[33.3, 0.4284], [34.7, 0.4284]], {"stroke": "red"}], [[[35, 0.393532], [35, 0.39546800000000004]], {"stroke": "red"}], [[[34.3, 0.3945], [35.7, 0.3945]], {"stroke": "red"}], [[[36, 0.42313199999999995], [36, 0.425068]], {"stroke": "red"}], [[[35.3, 0.4241], [36.7, 0.4241]], {"stroke": "red"}], [[[37, 0.43113199999999996], [37, 0.433068]], {"stroke": "red"}], [[[36.3, 0.4321], [37.7, 0.4321]], {"stroke": "red"}], [[[38, 0.415632], [38, 0.41756800000000005]], {"stroke": "red"}], 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0.41743199999999997], [89, 0.419368]], {"stroke": "red"}], [[[88.3, 0.4184], [89.7, 0.4184]], {"stroke": "red"}], [[[90, 0.402532], [90, 0.40446800000000005]], {"stroke": "red"}], [[[89.3, 0.4035], [90.7, 0.4035]], {"stroke": "red"}], [[[91, 0.401732], [91, 0.403668]], {"stroke": "red"}], [[[90.3, 0.4027], [91.7, 0.4027]], {"stroke": "red"}], [[[92, 0.41143199999999996], [92, 0.413368]], {"stroke": "red"}], [[[91.3, 0.4124], [92.7, 0.4124]], {"stroke": "red"}], [[[93, 0.421432], [93, 0.423368]], {"stroke": "red"}], [[[92.3, 0.4224], [93.7, 0.4224]], {"stroke": "red"}], [[[94, 0.428832], [94, 0.43076800000000004]], {"stroke": "red"}], [[[93.3, 0.4298], [94.7, 0.4298]], {"stroke": "red"}], [[[95, 0.399032], [95, 0.40096800000000005]], {"stroke": "red"}], [[[94.3, 0.4], [95.7, 0.4]], {"stroke": "red"}], [[[96, 0.38673199999999996], [96, 0.388668]], {"stroke": "red"}], [[[95.3, 0.3877], [96.7, 0.3877]], {"stroke": "red"}], [[[97, 0.413732], [97, 0.41566800000000004]], {"stroke": "red"}], [[[96.3, 0.4147], [97.7, 0.4147]], {"stroke": "red"}], [[[98, 0.417132], [98, 0.41906800000000005]], {"stroke": "red"}], [[[97.3, 0.4181], [98.7, 0.4181]], {"stroke": "red"}], [[[99, 0.40083199999999997], [99, 0.402768]], {"stroke": "red"}], [[[98.3, 0.4018], [99.7, 0.4018]], {"stroke": "red"}], [[[100, 0.40583199999999997], [100, 0.407768]], {"stroke": "red"}], [[[99.3, 0.4068], [100.7, 0.4068]], {"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.