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10 cards from this deck
A cumulative histogram
Cumulative frequencies
Each freq added to sum of all previous freqs
Always increases, never decreases
Beginning of first interval at y=0y=0y=0
End of each interval at cumulative frequency
Value below which 25% of data falls
Value below which 75% of data falls
Min, Q1Q_1Q1, median (Q2Q_2Q2), Q3Q_3Q3, max
Ogive: cumulative freqs; Polygon: individual freqs
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