Show all work, formulas, draw distributions, write answer in a sentence. The exam should be hand written, not typed and

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Show All Work Formulas Draw Distributions Write Answer In A Sentence The Exam Should Be Hand Written Not Typed And 1 (101.66 KiB) Viewed 74 times

Show all work, formulas, draw distributions, write answer in a sentence. The exam should be hand written, not typed and not done using Excel. 1. The Downtown Parking Authority of Tampa Florida, reported the following information for a sample of 250 customers on the number of hours cars are parked. Number of Hours Frequency 1 2 3 4 5 6 20 49 75 45 40 21 a. Convert the information on the number of hours parked to a probability distribution. b. Find the mean and standard deviation of the number of hours parked. c. what is the probability that a car would be parked for 5 hours or more? 2.The bank of Hawaii reports that 10% of its credit card holders will default at some time in their life. The Hilo branch just mailed out 10 new cards today. a. How many of these new cardholders would you expect to default? What is the standard deviation? b. What is the likelihood that none of the cardholders will default? c. What is the likelihood that at least one will default?