CHALLENGE ACTIVITY 4.1.1: Conditional Probability. 377226.1677658.qx3zqy7 Jump to level 1 1 A blue die and a red die are thrown. 2 B is the event that the blue comes up an odd number. E is the event that both dice come up odd. Enter the sizes of the sets IE n BI and IBI IEn BI = Ex: 5 IB| = Ex: 5 1 2 Check Next