The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 236customers on the number of hours cars are parked.

Number of HoursFrequency125 242 353 440 520 611 79 836236

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a-1.Convert the information on the number of hours parked to a probability distribution.(Round your answers to 3 decimal places.)

a-2.Is this a discrete or a continuous probability distribution?

Discrete

b-1.Find the mean and the standard deviation of the number of hours parked.(Do not round the intermediate calculations. Round your final answers to 3 decimal places.)

b-2.How long is a typical customer parked?(Do not round the intermediate calculations. Round your final answer to 3 decimal places.)

c.What is the probability that a car would be parked for more than 6 hours? What is the probability that a car would be parked for 3 hours or less?(Round your answers to 3 decimal places.)