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webassign.net Homew... 00 oo 1. 2. [-11.25 Points] DETAILS The probability distribution function for the discrete random variable where x is equal to the number of red lights drivers typically run in a year is as follows. x o 1 2 0.02 p(x) 0.74 0.14 Fill in the missing probability. 3 3 (a) (b) x o p(x) 0.74 1 0.14 2 0.02 What is the mean of this discrete random variable? [0/1.25 Points] DETAILS PREVIOUS ANSWERS MY NOTES MY NOTES 0 ASK YOUR TEACHER ASK YOUR TEACHER Use the probability distribution for the random variable x to answer the question. x p(x) , and c. o 1 2 3 4 5 Find g, 2 0.2 0.05 0.25 0.05 0.15 0.3 (Round your standard deviation to two decimal places.) x x x