(Choose 1 answer)
(See picture)
Let the discrete random variable X with probability mass function is
A. All of them
B. (iii)
C. (ii)
D. (i)
f(x) = (2x + 1)/25, x = 0, 1, 2, 3, 4.
Which of the following statements are TRUE?
(i) P(X= 4) = 9/25
(ii) P(2≤ X < 4) = 12/25
(iii) P(X ≤ 1) = 4/25
