SOLUTION: Determine whether each of the distributions given below represents a probability distribution. Justify your answer. (A) x 1 2 3 4 P(x) 3/10 1/5 1/5

Algebra ->  Probability-and-statistics -> SOLUTION: Determine whether each of the distributions given below represents a probability distribution. Justify your answer. (A) x 1 2 3 4 P(x) 3/10 1/5 1/5       Log On


   

Question 641875: Determine whether each of the distributions given below represents a probability distribution. Justify your answer.

(A)
x
1
2
3
4

P(x)
3/10
1/5
1/5
3/10



(B)
x
3
6
8

P(x)
0.2
3/5
3/10



(C)
x
20
30
40
50

P(x)
1/10
0.1
1/2
0.3
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The sum of all the individual probabilities in a probability distribution is exactly 1.

John

My calculator said it, I believe it, that settles it
The Out Campaign: Scarlet Letter of Atheism