A doctor's office staff studied the waiting times for patients who arrive at the office with a request for emergency service. The following data with waiting times in minutes were collected over a one-month period. 4 7 11 14 2 2 3 16 12 7 6 9 18 20 7 7 6 12 16 3 a. Fill in the frequency values below. Waiting Time Frequency 0-4   5-9   10-14   15-19   20-24   Total   b. Fill in the relative frequency values below (2 decimals). Waiting Time Relative Frequency 0-4   5-9   10-14   15-19   20-24   Total   c. Fill in the cumulative frequency values below. Waiting Time Cumulative Frequency Less than or equal to 4    Less than or equal to 9    Less than or equal to 14   Less than or equal to 19   Less than or equal to 24

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