On étudie la fréquence d’un événement grâce au graphique ci-dessous représentant \( 100 \) échantillons.
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"red"}], [[[13.3, 0.4402], [14.7, 0.4402]], {"stroke": "red"}], [[[15, 0.44368], [15, 0.44632]], {"stroke": "red"}], [[[14.3, 0.445], [15.7, 0.445]], {"stroke": "red"}], [[[16, 0.40128], [16, 0.40392]], {"stroke": "red"}], [[[15.3, 0.4026], [16.7, 0.4026]], {"stroke": "red"}], [[[17, 0.40358], [17, 0.40621999999999997]], {"stroke": "red"}], [[[16.3, 0.4049], [17.7, 0.4049]], {"stroke": "red"}], [[[18, 0.42888000000000004], [18, 0.43152]], {"stroke": "red"}], [[[17.3, 0.4302], [18.7, 0.4302]], {"stroke": "red"}], [[[19, 0.41308], [19, 0.41572]], {"stroke": "red"}], [[[18.3, 0.4144], [19.7, 0.4144]], {"stroke": "red"}], [[[20, 0.44368], [20, 0.44632]], {"stroke": "red"}], [[[19.3, 0.445], [20.7, 0.445]], {"stroke": "red"}], [[[21, 0.42468], [21, 0.42732]], {"stroke": "red"}], [[[20.3, 0.426], [21.7, 0.426]], {"stroke": "red"}], [[[22, 0.41058], [22, 0.41322]], {"stroke": "red"}], [[[21.3, 0.4119], [22.7, 0.4119]], {"stroke": "red"}], [[[23, 0.42668], [23, 0.42932]], {"stroke": "red"}], [[[22.3, 0.428], [23.7, 0.428]], {"stroke": "red"}], [[[24, 0.43228], [24, 0.43492]], {"stroke": "red"}], [[[23.3, 0.4336], [24.7, 0.4336]], {"stroke": "red"}], [[[25, 0.43688], [25, 0.43951999999999997]], {"stroke": "red"}], [[[24.3, 0.4382], [25.7, 0.4382]], {"stroke": "red"}], [[[26, 0.40968], [26, 0.41231999999999996]], {"stroke": "red"}], [[[25.3, 0.411], [26.7, 0.411]], {"stroke": "red"}], [[[27, 0.40338], [27, 0.40602]], {"stroke": "red"}], [[[26.3, 0.4047], [27.7, 0.4047]], {"stroke": "red"}], [[[28, 0.41218], [28, 0.41481999999999997]], {"stroke": "red"}], [[[27.3, 0.4135], [28.7, 0.4135]], {"stroke": "red"}], [[[29, 0.41968], [29, 0.42232]], {"stroke": "red"}], [[[28.3, 0.421], [29.7, 0.421]], {"stroke": "red"}], [[[30, 0.42788000000000004], [30, 0.43052]], {"stroke": "red"}], [[[29.3, 0.4292], [30.7, 0.4292]], {"stroke": "red"}], [[[31, 0.40458], [31, 0.40721999999999997]], {"stroke": "red"}], [[[30.3, 0.4059], [31.7, 0.4059]], {"stroke": "red"}], [[[32, 0.41618], [32, 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0.42678], [76, 0.42941999999999997]], {"stroke": "red"}], [[[75.3, 0.4281], [76.7, 0.4281]], {"stroke": "red"}], [[[77, 0.40628000000000003], [77, 0.40892]], {"stroke": "red"}], [[[76.3, 0.4076], [77.7, 0.4076]], {"stroke": "red"}], [[[78, 0.43878], [78, 0.44142]], {"stroke": "red"}], [[[77.3, 0.4401], [78.7, 0.4401]], {"stroke": "red"}], [[[79, 0.44128], [79, 0.44392]], {"stroke": "red"}], [[[78.3, 0.4426], [79.7, 0.4426]], {"stroke": "red"}], [[[80, 0.42258], [80, 0.42522]], {"stroke": "red"}], [[[79.3, 0.4239], [80.7, 0.4239]], {"stroke": "red"}], [[[81, 0.41628000000000004], [81, 0.41892]], {"stroke": "red"}], [[[80.3, 0.4176], [81.7, 0.4176]], {"stroke": "red"}], [[[82, 0.43348000000000003], [82, 0.43612]], {"stroke": "red"}], [[[81.3, 0.4348], [82.7, 0.4348]], {"stroke": "red"}], [[[83, 0.43098000000000003], [83, 0.43362]], {"stroke": "red"}], [[[82.3, 0.4323], [83.7, 0.4323]], {"stroke": "red"}], [[[84, 0.41128000000000003], [84, 0.41392]], {"stroke": "red"}], [[[83.3, 0.4126], 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[93.7, 0.4269]], {"stroke": "red"}], [[[94, 0.41358], [94, 0.41622]], {"stroke": "red"}], [[[93.3, 0.4149], [94.7, 0.4149]], {"stroke": "red"}], [[[95, 0.43978], [95, 0.44242]], {"stroke": "red"}], [[[94.3, 0.4411], [95.7, 0.4411]], {"stroke": "red"}], [[[96, 0.43008], [96, 0.43272]], {"stroke": "red"}], [[[95.3, 0.4314], [96.7, 0.4314]], {"stroke": "red"}], [[[97, 0.42288000000000003], [97, 0.42552]], {"stroke": "red"}], [[[96.3, 0.4242], [97.7, 0.4242]], {"stroke": "red"}], [[[98, 0.41828], [98, 0.42091999999999996]], {"stroke": "red"}], [[[97.3, 0.4196], [98.7, 0.4196]], {"stroke": "red"}], [[[99, 0.44108], [99, 0.44372]], {"stroke": "red"}], [[[98.3, 0.4424], [99.7, 0.4424]], {"stroke": "red"}], [[[100, 0.41828], [100, 0.42091999999999996]], {"stroke": "red"}], [[[99.3, 0.4196], [100.7, 0.4196]], {"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.