The joint probability function of two discrete random variable X and Y is given by x = 0, 2, y = 2, 3 variance 2 will be[Hint: 2 = E(X2) - 2 ⇒ E(X2) - (E(X))2]

• A. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/17-273-1.png">
• B. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/17-273-2.png">
• C. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/17-273-3.png">
• D. zero