(Choose 1 answer)
(See picture)
A. 0.5
B. 0.2
C. 0.36
D. None of the other choices is correct
E. 0.32
(45)
The random variable X has the probability mass function f(x) = 2x+1 25 , x = 0, 1, 2, 3, 4.
Find the cumulative distribution function at x = 2.
