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13 cards from this deck
Continuous data
Frequency or count of data in that interval
No gaps - bars are adjacent
Interval or bin size
Frequency of data in that bin
Bin with highest bar/frequency
Left (negative), right (positive), or symmetric
Continuous vs categorical
Bars touch vs gaps between bars
FrequencyClass width\frac{\text{Frequency}}{\text{Class width}}Class widthFrequency
Width ×\times× frequency density
Split difference evenly (0≤t<10.50 \leq t < 10.50≤t<10.5, 10.5≤t<20.510.5 \leq t < 20.510.5≤t<20.5)
Make final class double width of previous class
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