Conditional Probabilitymedium
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Three boxes contain marbles: Box 1 (2R, 1B), Box 2 (1R, 2B), Box 3 (3R, 3B). You pick a box at random and draw a red marble. What is the probability you picked Box 1?
Three boxes contain marbles: Box 1 (2R, 1B), Box 2 (1R, 2B), Box 3 (3R, 3B). You pick a box at random and draw a red marble. What is the probability you picked Box 1?