# Question

Consider the following discrete probability distribution.

a. Is this a valid probability distribution? Explain.

b. Graphically depict this probability distribution.

c. What is the probability that the random variable X is less than 40?

d. What is the probability that the random variable X is between 10 and 30?

e. What is the probability that the random variable X is greater than 20?

a. Is this a valid probability distribution? Explain.

b. Graphically depict this probability distribution.

c. What is the probability that the random variable X is less than 40?

d. What is the probability that the random variable X is between 10 and 30?

e. What is the probability that the random variable X is greater than 20?

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