Multiple choice

Consider two independent random variables X and Y with identical distributions. The variables X and Y take values 0, 1 and 2 with probabilities $\dfrac{1}{2}. \dfrac{1}{4}$ and $\dfrac{1}{4}$ respectively. What is the conditional probability P (X + Y = 2, X - Y = 0)?

  1. 0

  2. 1/16

  3. 1/6

  4. 1

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation