Q 1.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 is selected, what is the probability that 10 or more will show that the above three food items were ordered?2.What is the mean of the distribution? 3.David's gasoline station offers 4 cents off per gallon if the customer pays in cash and does not use a credit card. Past evidence indicates that 40% of all customers pay in cash. During a one-hour period, 15 customers buy gasoline at this station. What is the probability that more than 8 and less than 12 customers pay in cash? 4.The following is a binomial probability distribution with n = 3 and ? = 0.20. 5.A coin is tossed four times. The following table summarizes the experiment. What is the following table called?

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