6. A total of 60% of the customers of a fast food chain order a hamburger, French fries, and a drink. If a random sample of 15 cash register receipts selected, what is the probability that 10 or more will show that the above three food items were ordered? 7. The probability distribution for the number of automobiles lined up at a Lakeside Olds dealer at opening time (7:30 a.m.) for service is: I Number Probability 0.03 2 0.30 3 0.40 0.25 On a typical day, how many automobiles should Lakeside Olds expect to be lined up at opening time