Let the Random Variable X Represent the Number of Cars

question 38

Short Answer

Let the random variable x represent the number of cars owned by a family. Assume that x can take on five values: 0, 1, 2, 3, 4. A partial probability distribution is shown below:

a. Find the probability that a family owns three cars.
______________
b. Find the probability that a family owns between 1 and 3 cars, inclusive.
______________
c. Find the probability that a family owns no more than one car.
______________
d. What is the probability that a family owns more than two cars?
______________
e. What is the probability that a family owns at most 3 cars?
______________

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