2 3 4 5 p (x) 0.2 0.3 0.4 0.1 0.05 does this table represent a probability distribution? explain your answer.

a. yes, because the sum of the probabilites is less than one.

b. yes, because the sum of the probabilities is more than one.

c. no, because the sum of the probabilities is more than one.

d. no, because the sum of the probabilities is less than one.

Question

Josue Logan

Mathematics

28 January, 21:28

2 3 4 5 p (x) 0.2 0.3 0.4 0.1 0.05 does this table represent a probability distribution? explain your answer.

a. yes, because the sum of the probabilites is less than one.

b. yes, because the sum of the probabilities is more than one.

c. no, because the sum of the probabilities is more than one.

d. no, because the sum of the probabilities is less than one.

+5

Answers (1)

Know the Answer?

Cruz Knox · Answer 1

The sum of the discrete probabilities is 1.05 so cannot represent a probability distribution which sums to 1 when all outcomes are shown. So the answer is c.