The table to the right lists probabilities for the corresponding numbers of girls in three births. What is the random variable, what are its possible values, and are its values numerical?
Number_of_girls P(x)
0 0.125
1 0.375
Answer: B. The random variable is x, which is the number of girls in three births. The possible valuesof x are 0, 1, 2, and 3. The values of the random value x are numerical.