Card 96 / 180: Consider a random variable that takes values 1, 2, and 3 with probabilities 0.5, 0.3, and 0.2, respectively. Find the expected value.
A)
1.7
B)
2.3
C)
3.5
D)
4.8
Answer:
A) 1.7
Previous Card | ← Previous Card Button |
Next Card | → Next Card Button |
Flip Card | Space-Bar |
|