Smod The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 228 customers on the number of hours cars are parked. Number of Hour's Frequency 21 53 22 11 36 228 Click here for the Excel Data File a-1. Convert the information on the number of hours parked to a probability distribution. (Round your answers to 3 decimal places.) Number Frequency Prixl of Hours 21 36 53 40 5 22 6 11a-2. Is this a discrete or a continuous probability distribution? O Discrete O Continuous 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.) I Mean Standard deviation b-2. How long is a typical customer parked? (Do not round the intermediate calculations. Round your final answer to 3 decimal places.) The typical customer is parked for hours