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10 cards from this deck
Median = 15 (middle value in sorted list)
Range = 20 - 5 = 15
More variation in the data set.
Median = 8 (middle value in ordered list)
Use t-tests to assess the significance of the difference.
IQR = Q3 - Q1, measures data spread.
The line inside the box shows the median value.
The 25th percentile of the data set.
Median is less affected by outliers.
It shows quartiles and overall distribution shape.
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