Computer Science · Information Theory
Which of the following mathematical expressions is NOT correct regarding mutual information I(X; Y)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1I(X; Y) = I(Y; X)
- 2I(X; Y) ≥ 0
- 3I(X; Y) = -H(X) - H(Y) - H(X, Y)✓
- 4I(X; Y) = H(Y) - H(Y|X)
Correct answer
I(X; Y) = -H(X) - H(Y) - H(X, Y)
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