Question

 Determine whether the following is a probability model.

Answer 1

Step 1:

Conditions for probability model:

(1) The probability assigned to each outcome is non-negative.

(2) The sum of all the probabilities equals 1.

Here, table represents a probability model.

Since all out comes have probabilities that are non-negative.

The sum of all the probabilities is 1.

Solution :

The table represents a probability model.