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分割 {A_1, A_2, A_3} : P(A_1) = 0,3 、、 と 、、。全確率の定理で を計算。
分割 {A_1, A_2, A_3} : P(A_1) = 0,3 、、 と 、、。全確率の定理で を計算。
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