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0.85 points Save As QUESTION 18 The following are the duration in minutes of a sample of long distance phone calls made within the continental

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0.85 points Save As QUESTION 18 The following are the duration in minutes of a sample of long distance phone calls made within the continental United States reported by one long distance carrier. Time in Minutes Obutless than 5 5 but less than 10 10 but less than 15 15 but less than 20 20 but less than 25 25 but less than 30 30 or more Relative Frequency 0137 022 0.15 0.10 0.07 0.07 0.02 What is the width of each class? 100% 5 minutes 1 minute

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