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Two dice are thrown simultaneously. If X...

Two dice are thrown simultaneously. If X denotes the number of sixes, find the expectation of X.

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To find the expectation of the random variable \( X \), which denotes the number of sixes when two dice are thrown, we will follow these steps: ### Step 1: Identify Possible Values of X When two dice are thrown, the possible values of \( X \) (the number of sixes) can be: - \( X = 0 \) (no sixes) - \( X = 1 \) (one six) - \( X = 2 \) (two sixes) ...
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