Which of the following is a valid probability distribution?
Probability Distribution A
X
1
2
3
4
P(x)
0.42
0.38
0.13
0.07
Probability Distribution B
X
1
2
3
4
P(x)
0.27
0.28
0.26
0.27
Probability Distribution C
X
1
2
P(x)
0.16
0.39
0.10