The graph shows y as a function of x: A
D
Х
In which segment is the function decreasing? (5 points)
a
A
b
с
С
d
D

Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing  (type an integer or a decimal.)