Below is a sample of 21 diastolic blood pressure readings. Data: 104, 88, 93, 51, 56, 70, 68, 84, 78, 67, 88, 93, 96, 80, 80, 75, 78, 85, 88, 80, 82 a. What is the class width if you use 5 classes to create a frequency table? b. What is the mean? Round your answer to two decimal places. c. What is the median? d. What is the range? e. What is Q1? f. What is Q3?

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