SOLUTION: Explain why this is or is not a probability distribution. x: 1, 2, 3, 4 P(x): 0.4, 0.3, 0.4, -0.1

Algebra.Com
Question 1127311: Explain why this is or is not a probability distribution.
x: 1, 2, 3, 4
P(x): 0.4, 0.3, 0.4, -0.1

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Explain why this is or is not a probability distribution.
x: 1, 2, 3, 4
P(x): 0.4, 0.3, 0.4, -0.1
----
It says P(x = 4) = -0.1
-----
A probability cannot be negative.
Cheers,
Stan H.
=========

RELATED QUESTIONS

Determine whether the following is a probability distribution or not: x P(x) 0 0.4096... (answered by Boreal)
Consider this distribution. Is it a valid probability distribution? Explain why or why... (answered by ikleyn)
Explain why this is or is not a probability distribution. x 1 2 3 4 P(x) 0.4 0.3 0.4... (answered by reviewermath)
The distribution below is not a probability distribution for which of the following... (answered by Fombitz)
Given the following outcomes and corresponding probabilities: 0 (0.4096), 1 (0.4096), 2... (answered by ewatrrr)
Explain why this is or is not a probability distribution. x 1 2 3 4 P(x) 0.2 0.3 0.4... (answered by richard1234)
Explain why this is or is not a probability distribution, x 1 2 3 (answered by MathLover1)
Explain why this is or not a probability distributions. x 1 2 3 4. (answered by stanbon)
Are the following a probability distribution? If not, state why. x P(x) x P(x) (answered by greenestamps)