Question: The probability distribution for the random variable x follows. a. Is this probability distribution valid? Explain. b. What is the probability that x=30 (to 2

The probability distribution for the random variable x follows. a. Is this probability distribution valid? Explain. b. What is the probability that x=30 (to 2 decimals)? c. What is the probability that x is less than or equal to 25 (to 2 decimals)? d. What is the probability that x is greater than 30 (to 2 decimals)

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