2. (25 points) The following table contains the discrete probability distribution for X=the number of traffic accidents in Norfolk. X P(X) 0.15 0 1 0.17 2 3 4 0.10 0.20 5 0.08 (a) (2 points) Determine the missing probability value in the above probability distribution. (b) (5 points) What is the probability of at most 2 accidents? (c) (5 points) What is the probability of not less than 3 accidents? (d) (5 points) What is the probability of less than 4 accidents? (e) (8 points) Compute the expected value of the number of accidents.

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