easy   Probability

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A release-checked easy problem for training Conditional Probability.

Question

A fair 6-sided die has the values $1-6$ on the sides. The value of one of the sides (selected uniformly at random) is decreased by $1$. Find the probability an even value is rolled on this die.

Practice focus

This Probability problem is tagged Conditional Probability. State the random variables and conditioning information explicitly, then check the result against boundary cases before opening hints or a solution.

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