Question: The table below shows the probability distribution for the random variable x. X F( x) 20 0.3 25 0.45 30 0.15 35 0.1 What is

The table below shows the probability distribution for the random variable x. X F( x) 20 0.3 25 0.45 30 0.15 35 0.1 What is the probability that x is less than or equal to 30? O a. 0.55 O b. 0.65 O c. 0.9 O d. 0.75

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