Data was collected for 236 randomly selected 10 minute intervals For each ten minute interval the number of people entering the

Question

Data was collected for 236 randomly selected 10 minute intervals For each ten minute interval the number of people entering the atrium of a large mall were recorded The data is summarized in the histogram below 60 40 ET 20 Frequency 220 240 260 280 300 Number of People in 10 min 320 Q What is the class width for this histogram and corresponding GFDT Note Each class contains its lower class limit but not its upper class limit

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