B-2- how long is a typical customer Parker's? How many hours C- find the Mean and standard deviation of the amount charged?

Assignment 4 (Chapter 5) i Saved Help Save & Exit Subm Check my work 14 I he parking authority in downtown Halifax reported the following information for a sample of 240 customers on the number of hours cars are parked and the amount they are charged Number of Hours Frequency Amount Charged 1 15 $3 10 41 6 points 56 9 UAWN 43 12 34 14 6 13 16 7 7 18 8 31 20 eBook Total 240 References a-1. Convert the information on the number of hours parked to a probability distribution. (Round the final answers to 3 decimal places.) Hours Probability 1 N 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. (Round the final answers to 3 decimal places.)0.029 0.129 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. (Round the final answers to 3 decimal places.) Mean 4.500 Standard deviation 2.686 b-2. How would you answer the question, how long is a typical customer parked? (Round the final answer to 3 decimal places.) The typical customer is parked for | 4.500 @) hours. c. Find the mean and standard deviation of the amount charged. (Round the final answers to 2 decimal places.) Mean 12.25 Standard deviation 5.92