Set up a cumulative-probability distribution for the variable of car arrivals (round your responses to two decimal places). Number of Cars Arriving 3 or fewer Cumulative Probability 0 4 0.05 5 0.25 6 0.5 7 0.9 8 1 9 or more 1 b) Establish random-number intervals for the variable (enter your responses as whole numbers). RN Interval Number of Cars Arriving 3 or fewer 4 01-10 5 11 25 || 6 26 50 7 51 90 8 91 -00 9 or more - The number of cars arriving at Patti Miles's Car Wash, in Orono, Maine, during the last 200 hours of operation is observed in the table to the right. a) Set up a probability distribution for the variable of car arrivals (round your responses to two decimal places). Number of Cars Arriving Frequency Probability 3 or fewer 0 0 4 10 0.05 5 40 0.2 6 50 0.25 7 80 0.4 8 20 0.1 9 or more 0 0 200 Set up a cumulative-probability distribution for the variable of car arrivals (round your responses to two decimal places)