Suppose \(X\) and \(Y\) are random variables. The conditional expectation of…

GATE · 2025 · DA · Data Science & AI

Suppose XX and YY are random variables. The conditional expectation of XX given YY is denoted by E[X∣Y]E[X\mid Y]. Then E[E[X∣Y]]E[E[X\mid Y]] equals

  1. A.

    E[X∣Y]E[X\mid Y]

  2. B.

    E[X]E[Y]\frac{E[X]}{E[Y]}

  3. C.

    E[X]E[X]

  4. D.

    E[Y]E[Y]

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